Complete set of concise, modern presentations and associated PDF worksheets for Edexcel IGCSE Biology (4BI0) Chapter 4 - Coordination and Control. Contains colour coded specification points with handmade vector graphics. Nine presentations and companion worksheets included: 27 - Excretion 28 - The Kidneys 29 - Coordination 30 - Coordination in Plants 31 - Coordination in Humans 32 - Reflexes and the Eye 33 - Controlling Body Temperature 34 - Hormones 35 - More Hormones

Complete set of concise, modern presentations and associated PDF worksheets for Edexcel IGCSE Biology (4BI0) Chapter 1 - Living Organisms. Contains colour coded specification points with handmade vector graphics. Nine presentations and companion worksheets included: 1 - Characteristics of Living Organisms 2 - Variety of Living Organisms 3 - Organisation and Cell Structure 4 - Cell Differentiation 5 - Biological Molecules 6 - Food Tests 7 - Enzymes 8 - Enzymes and pH 9 - Movement Across Membranes

Huge bundle of resources. First half of the Edexcel IGCSE Biology course covered in full. Complete set of concise, modern presentations and associated PDF worksheets for Edexcel IGCSE Biology (4BI0) Chapter 1 - Living Organisms, Chapter 2 - Nutrition and Respiration and Chapter 3 - Movement of Substances in Living Organisms. Contains colour coded specification points. 26 presentations and companion worksheets included: 1 - Characteristics of Living Organisms 2 - Variety of Living Organisms 3 - Organisation and Cell Structure 4 - Cell Differentiation 5 - Biological Molecules 6 - Food Tests 7 - Enzymes 8 - Enzymes and pH 9 - Movement Across Membranes 10 - Nutrition in Plants 11 - The Leaf 12 - Investigating Photosynthesis 13 - Human Nutrition 14 - The Digestive System 15 - Digestion and Absorption 16 - Energy in Food 17 - Respiration 18 - Gas Exchange in Plants 19 - Ventilation 20 - The Alveoli and Lung Disease 21 - Transport Mechanisms 22 - Transpiration 23 - The Blood 24 - Vaccination 25 - The Heart 26 - The Circulatory System

A useful resource for students to practice their knowledge and examination technique for future external assessments - the complete series! This is for the following papers: 4BI1 – 1B, 2B; 4CH1 – 1C, 2C; 4PH1 – 1P, 2P. These questions are completely original and have been designed from scratch. There has been no reuse of previous exam questions. For 1B: Our mock paper follows the format of the true Edexcel IGCSE Biology 1B paper closely, with the CORMS and graph question included. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 2d - Movement of substances into and out of cells (including practical 2.17 (2.15 – 2.17) • Topic 2g - Gas exchange (including practical 2.50) (2.46 – 2.50) • Topic 2h - Transport (2.51 – 2.54, 2.59 – 2.62, 2.65 – 2.69) • Topic 2j - Co-ordination and response (2.80 – 2.94) • Topic 3a - Reproduction (3.1 – 3.9, 3.11 – 3.13) • Topic 3b - Inheritance (3.14 – 3.15, 3.19 – 3.20, 3.22 – 3.34, 3.38 – 3.39) • Topic 5b - Selective breeding (5.10 – 5.11) For 2B: Our mock paper follows the format of the true Edexcel IGCSE Biology 2B paper closely. The obligatory comprehension question is also included. A mark scheme is also attached. The paper covers the following specification points: • Topic 2c Biological molecules (including practical 2.9 and practical 2.14B) (2.7 – 2.14B) • Topic 2g Gas exchange (including practical 2.45B) (2.40B – 2.50) • Topic 2i Excretion (2.70 – 2.79B) • Topic 3b Inheritance (3.14 – 3.39) • Topic 4c Cycles within ecosystems (4.10 – 4.11B) • Topic 4d Human influences on the environment (4.12 – 4.18B) For 1C: Our mock paper follows the format of the true Edexcel IGCSE Chemistry 1C paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1a - States of matter (1.1 – 1.4) • Topic 1c - Atomic structure (1.14 – 1.17) • Topic 1e - Chemical formulae, equations and calculations (including practical 1.36) (1.25 – 1.33, 1.36) • Topic 1g - Covalent bonding (1.44 – 1.51) • Topic 2c - Gases in the atmosphere (2.9 – 2.14) • Topic 2h - Chemical tests (2.44 – 2.50) • Topic 3b - Rates of reaction (3.9 – 3.13) • Topic 4b - Crude oil (4.7 – 4.18) • Topic 4c - Alkanes (4.19 – 4.22) For 2C: Our mock paper follows the format of the true Edexcel IGCSE Chemistry 2C paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1e - Chemical formulae, equations and calculations (1.25 – 1.36) • Topic 1i - Electrolysis (1.55C – 1.60C) • Topic 2b - Group 7 (2.5 – 2.8C) • Topic 2c - Gases in the atmosphere (2.9 – 2.14) • Topic 2e - Extraction and uses of metals (2.22C – 2.27C) • Topic 2f - Acids, alkalis and titrations (2.28 – 2.33C) • Topic 2h - Chemical tests (2.44 – 2.50) • Topic 3a - Energetics (including practical 3.8) (3.1 – 3.8) • Topic 4f - Carboxylic acids (4.34C – 4.37C) • Topic 4h - Synthetic polymers (4.44 – 4.50C) For 1P: Our mock paper follows the format of the true Edexcel IGCSE Physics 1P paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Movement and position (including practical 1.5) (1.3 – 1.10) • Topic 2c - Energy and voltage in circuits (2.7 – 2.21) • Topic 3b - Properties of waves (3.2 – 3.9) • Topic 4b - Energy transfers (4.2 – 4.10) • Topic 5b - Density and pressure (5.3 – 5.7) • Topic 7b - Radioactivity (7.2 – 7.15) • Topic 8b - Motion in the universe (8.2 – 8.6) For 2P: Our mock paper follows the format of the true Edexcel IGCSE Physics 2P paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1c - Forces, movement, shape and momentum (1.11 – 1.33P) • Topic 3d - Light and sound (including core practical 3.27P) (3.14 – 3.29P) • Topic 5c - Changes of state (including practicals 5.11P and 5.14P) (5.8P – 5.14P) • Topic 6d - Electromagnetic induction (6.15 – 6.20P) • Topic 7c - Fission and fusion (7.17 – 7.26) • Topic 8d - Cosmology (8.13P – 8.18P) Disclaimer: This document was created by department heads with many years of experience teaching the Pearson Edexcel IGCSE Science course. We cannot however guarantee that it is an accurate representation of upcoming examinations and students should not treat it as such. Please use this as an aid, alongside other methods of revision.

Back by popular demand for a third year! Our heads of department have once again been hard at work to create a series of predicted exams for Summer 2024! Look no further, the complete set of Edexcel IGCSE Separate Science (4SS0) predicted exams. 6 full papers with mark schemes. These questions are completely original and have been designed from scratch. There has been no reuse of previous exam questions. This is for the following papers: 4BI1 - 1B and 2B; 4CH1 - 1C and 2C; 4PH1 - 1P and 2P. For 1B: Our predicted paper follows the format of the true Edexcel IGCSE Biology 1B paper closely, with the CORMS and graph question included. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Variety of living organisms (1.2 - 1.4) • Topic 2b - Cell structure (2.2 - 2.3) • Topic 2c - Biological molecules (2.8 - 2.9) • Topic 2e - Nutrition (2.18 - 2.32) • Topic 2g - Gas exchange (2.49) • Topic 3a - Reproduction (3.2 - 3.9) • Topic 3b - Inheritance (3.14 - 3.39) • Topic 4b - Feeding relationships (4.6 - 4.9) • Topic 4d - Human influences on the environment (4.14 - 4.17) • Topic 5a - Food production (5.5 - 5.8) For 2B: Our predicted paper follows the format of the true Edexcel IGCSE Biology 2B paper closely. The obligatory comprehension question is also included. A mark scheme is also attached. The paper covers the following specification points: • Topic 2e - Nutrition (2.25 - 2.28) • Topic 2i - Excretion (2.72B - 2.76B) • Topic 2j - Coordination and response (2.83 - 2.92) • Topic 3a - Reproduction (3.3 - 3.7) • Topic 3b - Inheritance (3.16B - 3.18B) • Topic 4c - Cycles within ecosystems (4.11B - 4.15) • Topic 5a - Food production (5.9B) • Topic 5d - Cloning (5.17B - 5.18B) For 1C: Our predicted paper follows the format of the true Edexcel IGCSE Chemistry 1C paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1c - Atomic structure (1.14 - 1.17) • Topic 1d - The periodic table (1.18 - 1.24) • Topic 1e - Chemical formulae, equations and calculations (1.25 - 1.33) • Topic 1f - Ionic bonding (1.37 - 1.41) • Topic 1g - Covalent bonding (1.44 - 1.47) • Topic 2a - Group 1 (2.1 - 2.3) • Topic 2c - Gases in the atmosphere (2.10 - 2.14) • Topic 2g - Acids, bases and salt preparations (2.35 - 2.39) • Topic 2h - Chemical tests (2.44 – 2.50) • Topic 3a - Energetics (3.1 - 3.4) • Topic 3b - Rates of reaction (3.12 - 3.13) • Topic 3c - Reversible reactions and equilibria (3.17) • Topic 4a - Hydrocarbons (4.1 - 4.6) • Topic 4c - Alkanes (4.19 - 4.22) • Topic 4h - Synthetic polymers (4.44 - 4.47) For 2C: Our predicted paper follows the format of the true Edexcel IGCSE Chemistry 2C paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Elements, compounds and mixtures (1.8 - 1.10) • Topic 1i - Electrolysis (1.55C - 1.60C) • Topic 1e - Chemical formulae, equations and calculations (1.25 - 1.33) • Topic 2e - Extraction and uses of metals (2.22C - 2.27C) • Topic 2f - Acids, alkalis and titrations (2.28 - 2.33C) • Topic 3c - Reversible reactions and equilibria (3.17 - 3.22C) • Topic 4f - Carboxylic acids (4.34C - 4.35C) • Topic 4g - Esters (4.38C - 4.42C) For 1P: Our predicted paper follows the format of the true Edexcel IGCSE Physics 1P paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Movement and position (1.6 - 1.9) • Topic 1c - Forces, movement, shape and momentum (1.13 - 1.24) • Topic 2c - Energy and voltage in circuits (3.2 - 3.9) • Topic 3b - Properties of waves (3.10 - 3.13) • Topic 3d - Light and sound (3.14 - 3.23) • Topic 4b - Energy resources and energy transfers (4.2 - 4.4) • Topic 4c - Work and power (4.14 - 4.17) • Topic 5b - Density and pressure (5.3 - 5.7) • Topic 6c - Electromagnetism (6.8, 6.13 - 6.14) • Topic 7b - Radioactivity (7.2 - 7.16) • Topic 7c - Fission and fusion (7.17 - 7.19) • Topic 8b - Motion in the universe (8.3 - 8.6) For 2P: Our mock paper follows the format of the true Edexcel IGCSE Physics 2P paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1c - Forces, movement, shape and momentum (1.25P - 1.33P) • Topic 2d - Electric charge (2.22P - 2.28P) • Topic 3d - Light and sound (3.23 - 3.27P) • Topic 4d - Energy resources and electricity generation (4.18P - 4.19P) • Topic 5c - Changes of state (5.13P) • Topic 6c - Electromagnetism (6.9P - 6.19P) • Topic 8c - Stellar evolution (8.7 - 8.11P) • Topic 8d - Cosmology (8.13P - 8.18P) Disclaimer: This document was created by department heads with many years of experience teaching the Pearson Edexcel IGCSE Science course. We cannot however guarantee that it is an accurate representation of the 2024 examinations and students should not treat it as such. Please use this as an aid, alongside other methods of revision.

The complete collection of Summer 2024 predicted exams for Edexcel IGCSE Science (Double Award) - 4SD0. Back by popular demand for a third year! Our heads of department have once again been hard at work to create a series of predicted exams for Summer 2024!. The questions found in these papers are completely original and have been designed from scratch. There has been no reuse of previous exam questions. This is for the following papers: 4SD0 - 1B, 1C and 1P For 1B: Our mock paper follows the format of the true Edexcel IGCSE Biology 1B paper closely, with the CORMS and graph question included. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Variety of living organisms (1.2 - 1.4) • Topic 2b - Cell structure (2.2 - 2.3) • Topic 2c - Biological molecules (2.8 - 2.9) • Topic 2e - Nutrition (2.18 - 2.32) • Topic 2g - Gas exchange (2.49) • Topic 3a - Reproduction (3.2 – 3.9) • Topic 3b - Inheritance (3.14 – 3.39) • Topic 4b - Feeding relationships (4.6 - 4.9) • Topic 4d - Human influences on the environment (4.14 – 4.17) • Topic 5a - Food production (5.5 - 5.8) For 1C: Our mock paper follows the format of the true Edexcel IGCSE Chemistry 1C paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1c - Atomic structure (1.14 - 1.17) • Topic 1d - The periodic table (1.18 - 1.24) • Topic 1e - Chemical formulae, equations and calculations (1.25 - 1.33) • Topic 1f - Ionic bonding (1.37 - 1.41) • Topic 1g - Covalent bonding (1.44 - 1.47) • Topic 2a - Group 1 (2.1 - 2.3) • Topic 2c - Gases in the atmosphere (2.10 - 2.14) • Topic 2g - Acids, bases and salt preparations (2.35 - 2.39) • Topic 2h - Chemical tests (2.44 – 2.50) • Topic 3a - Energetics (3.1 - 3.4) • Topic 3b - Rates of reaction (3.12 - 3.13) • Topic 3c - Reversible reactions and equilibria (3.17) • Topic 4a - Hydrocarbons (4.1 - 4.6) • Topic 4c - Alkanes (4.19 - 4.22) • Topic 4h - Synthetic polymers (4.44 - 4.47) For 1P: Our mock paper follows the format of the true Edexcel IGCSE Physics 1P paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Movement and position (1.6 - 1.9) • Topic 1c - Forces, movement, shape and momentum (1.13 - 1.24) • Topic 2c - Energy and voltage in circuits (3.2 - 3.9) • Topic 3b - Properties of waves (3.10 - 3.13) • Topic 3d - Light and sound (3.14 - 3.23) • Topic 4b - Energy resources and energy transfers (4.2 - 4.4) • Topic 4c - Work and power (4.14 - 4.17) • Topic 5b - Density and pressure (5.3 - 5.7) • Topic 6c - Electromagnetism (6.8, 6.13 - 6.14) • Topic 7b - Radioactivity (7.2 - 7.16) • Topic 7c - Fission and fusion (7.17 - 7.19) • Topic 8b - Motion in the universe (8.3 - 8.6) Disclaimer: This document was created by department heads with many years of experience teaching the Pearson Edexcel IGCSE Science course. We cannot however guarantee that it is an accurate representation of the 2024 examinations and students should not treat it as such. Please use this as an aid, alongside other methods of revision.

Back by popular demand for a third year! Our heads of department have once again been hard at work to create a series of predicted exams for Summer 2024! These questions are completely original and have been designed from scratch. There has been no reuse of previous exam questions. This is for the following papers: 4BI1 - 1B and 4BI1 - 2B. For 1B: Our predicted paper follows the format of the true Edexcel IGCSE Biology 1B paper closely, with the CORMS and graph question included. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b - Variety of living organisms (1.2 - 1.4) • Topic 2b - Cell structure (2.2 - 2.3) • Topic 2c - Biological molecules (2.8 - 2.9) • Topic 2e - Nutrition (2.18 - 2.32) • Topic 2g - Gas exchange (2.49) • Topic 3a - Reproduction (3.2 - 3.9) • Topic 3b - Inheritance (3.14 - 3.39) • Topic 4b - Feeding relationships (4.6 - 4.9) • Topic 4d - Human influences on the environment (4.14 - 4.17) • Topic 5a - Food production (5.5 - 5.8) For 2B: Our predicted paper follows the format of the true Edexcel IGCSE Biology 2B paper closely. The obligatory comprehension question is also included. A mark scheme is also attached. The paper covers the following specification points: • Topic 2e - Nutrition (2.25 - 2.28) • Topic 2i - Excretion (2.72B - 2.76B) • Topic 2j - Coordination and response (2.83 - 2.92) • Topic 3a - Reproduction (3.3 - 3.7) • Topic 3b - Inheritance (3.16B - 3.18B) • Topic 4c - Cycles within ecosystems (4.11B - 4.15) • Topic 5a - Food production (5.9B) • Topic 5d - Cloning (5.17B - 5.18B) Disclaimer: This document was created by department heads with many years of experience teaching the Pearson Edexcel IGCSE Biology course. We cannot however guarantee that it is an accurate representation of the 2024 examinations and students should not treat it as such. Please use this as an aid, alongside other methods of revision.

Please note - this is for the second year of A Level. The Complete 2 Year Course is also available to purchase. Huge bundle of resources with every topic covered. Complete set of concise, modern presentations for AQA A2 Level Biology (7402) Chapters 5 - 8. Contains colour coded specification points with handmade vector graphics. Twenty six presentations included: 36 - Photosynthesis and the Light Dependent Reaction 37 - Photosynthesis and the Light Independent Reaction 38 - The Rate of Photosynthesis 39 - Respiration 40 - Energy and Ecosystems 41 - Nutrient Cycles 42 - Survival and Response 43 - Receptors and Effectors 44 - The Control of Heart Rate 45 - Nerves and Synapses 46 - Muscles 47 - Homeostasis 48 - Controlling Blood Glucose 49 - The Kidneys 50 - Genetics 51 - Linkage and Epistasis 52 - Variation and Speciation 53 - Populations and Ecosystems 54 - Ecological Sampling 55 - Succession 56 - Conservation 57 - Mutations and Cancer 58 - Stem Cells 59 - Gene Expression 60 - Gene Technologies 61 - Gene Therapy and Genetic Fingerprinting

The complete Edexcel IGCSE Science Course. Includes Biology, Chemistry and Physics Over 2000 slides! Huge bundle of resources with every topic covered. Unbeatable value. The definitive collection. Includes: Complete set of concise, modern presentations for Edexcel IGCSE Biology (4BI0) Chapters 1 - 7. Contains colour coded specification points with handmade vector graphics. 62 presentations included: 1 - Characteristics of Living Organisms 2 - Variety of Living Organisms 3 - Organisation and Cell Structure 4 - Cell Differentiation 5 - Biological Molecules 6 - Food Tests 7 - Enzymes 8 - Enzymes and pH 9 - Movement Across Membranes 10 - Nutrition in Plants 11 - The Leaf 12 - Investigating Photosynthesis 13 - Human Nutrition 14 - The Digestive System 15 - Digestion and Absorption 16 - Energy in Food 17 - Respiration 18 - Gas Exchange in Plants 19 - Ventilation 20 - The Alveoli and Lung Disease 21 - Transport Mechanisms 22 - Transpiration 23 - The Blood 24 - Vaccination 25 - The Heart 26 - The Circulatory System 27 - Excretion 28 - The Kidneys 29 - Coordination 30 - Coordination in Plants 31 - Coordnation in Animals 32 - Reflexes and the Eye 33 - Controlling Body Temperature 34 - Hormones 35 - More Hormones 36 - Reproduction 37 - Reproduction in Plants 38 - Human Reproductive Systems and the Menstrual Cycle 39 - FSH and LH 40 - Pregnancy and Puberty 41 - DNA, Genes and Chromosomes 42 - Nucleic Acids 43 - Inheritance and Codominance 44 - Genetic Diagrams 45 - Cell Division 46 - Variation in a Species 47 - Mutations 48 - Evolution 49 - Ecosystems 50 - Biodiversity 51 - Biotic and Abiotic Factors 52 - Feeding Relationships 53 - The Carbon Cycle 54 - The Nitrogen Cycle 55 - Pollution and Global Warming 56 - Deforestation 57 - Crop Production 58 - Microorganisms for Food 59 - Fish Farming 60 - Selective Breeding 61 - Genetic Modification 62 - Cloning Complete set of concise, modern presentations for Edexcel IGCSE Chemistry (4CH1) Chapters 1 - 7 Contains colour coded specification points with handmade vector graphics. 38 presentations included: 1 - States of Matter 2 - Solutions and Solubility 3 - Calculating Solubility 4 - Elements, Compounds and Mixtures 5 - Methods of Separation 6 - Paper Chromatography 7 - Atoms and Molecules 8 - The Periodic Table 9 - Formulae and Calculations 10 - Formulae and Calculations Part 2 11 - Concentration and Volumes 12 - Ionic Bonding 13 - Covalent Bonding 14 - Metallic Bonding 15 - Electrolysis 16 - Group 1 Elements 17 - Group 7 Elements 18 - Atmospheric Gases 19 - Metals and the Reactivity Series 20 - The Uses of Metals 21 - Acids and Alkalis 22 - Titrations 23 - Acids, Bases and Salts 24 - Making Salts 25 - Chemical Tests 26 - Energetics 27 - Bond Energies 28 - Rates of Reaction 29 - Reversible Reactions 30 - Dynamic Equilibria 31 - Organic Compounds 32 - Crude Oil 33 - Burning Hydrocarbons 34 - Alkanes and Alkenes 35 - Organic Compounds Part 2 36 - Esters 37 - Addition Polymers 38 - Condensation Polymers Complete set of concise, modern presentations for Edexcel IGCSE Physics (4PH1) Chapters 1 - 8 Contains colour coded specification points with handmade vector graphics. 33 presentations included: 1 - Distance and Speed 2 - Acceleration 3 - Forces 4 - Balanced and Unbalanced Forces 5 - Gravity, Weight and Drag 6 - Hooke’s Law 7 - Momentum 8 - Forces and Moments 9 - Mains Electricity 10 - Power, Current and Voltage 11 - Circuits Part 1 12 - Circuits Part 2 13 - Static Electricity 14 - Waves 15 - Electromagnetic Waves 16 - Reflection and Refraction 17 - Sound Waves 18 - Energy 19 - Thermal Energy 20 - Work and Power 21 - Sources of Energy 22 - Density and Pressure 23 - Changes of State 24 - Ideal Gases 25 - Magnetism 26 - Electromagnets Part 1 27 - Electromagnets Part 2 28 - Radioactivity Part 1 29 - Radioactivity Part 2 30 - Fission and Fusion 31 - The Universe 32 - The Evolution of Stars 33 - Cosmology

The complete Edexcel IGCSE Science Course. Includes Biology, Chemistry and Physics Over 2000 slides and companion PDF worksheets! Huge bundle of resources with every topic covered. Unbeatable value. The definitive collection. Now including a full set of mock exams: Includes: Complete set of concise, modern presentations and companion worksheets for Edexcel IGCSE Biology (4BI0) Chapters 1 - 7. Contains colour coded specification points with handmade vector graphics. 62 presentations and worksheets included: 1 - Characteristics of Living Organisms 2 - Variety of Living Organisms 3 - Organisation and Cell Structure 4 - Cell Differentiation 5 - Biological Molecules 6 - Food Tests 7 - Enzymes 8 - Enzymes and pH 9 - Movement Across Membranes 10 - Nutrition in Plants 11 - The Leaf 12 - Investigating Photosynthesis 13 - Human Nutrition 14 - The Digestive System 15 - Digestion and Absorption 16 - Energy in Food 17 - Respiration 18 - Gas Exchange in Plants 19 - Ventilation 20 - The Alveoli and Lung Disease 21 - Transport Mechanisms 22 - Transpiration 23 - The Blood 24 - Vaccination 25 - The Heart 26 - The Circulatory System 27 - Excretion 28 - The Kidneys 29 - Coordination 30 - Coordination in Plants 31 - Coordnation in Animals 32 - Reflexes and the Eye 33 - Controlling Body Temperature 34 - Hormones 35 - More Hormones 36 - Reproduction 37 - Reproduction in Plants 38 - Human Reproductive Systems and the Menstrual Cycle 39 - FSH and LH 40 - Pregnancy and Puberty 41 - DNA, Genes and Chromosomes 42 - Nucleic Acids 43 - Inheritance and Codominance 44 - Genetic Diagrams 45 - Cell Division 46 - Variation in a Species 47 - Mutations 48 - Evolution 49 - Ecosystems 50 - Biodiversity 51 - Biotic and Abiotic Factors 52 - Feeding Relationships 53 - The Carbon Cycle 54 - The Nitrogen Cycle 55 - Pollution and Global Warming 56 - Deforestation 57 - Crop Production 58 - Microorganisms for Food 59 - Fish Farming 60 - Selective Breeding 61 - Genetic Modification 62 - Cloning Complete set of concise, modern presentations and companion worksheets for Edexcel IGCSE Chemistry (4CH1) Chapters 1 - 7 Contains colour coded specification points with handmade vector graphics. 38 presentations and worksheets included: 1 - States of Matter 2 - Solutions and Solubility 3 - Calculating Solubility 4 - Elements, Compounds and Mixtures 5 - Methods of Separation 6 - Paper Chromatography 7 - Atoms and Molecules 8 - The Periodic Table 9 - Formulae and Calculations 10 - Formulae and Calculations Part 2 11 - Concentration and Volumes 12 - Ionic Bonding 13 - Covalent Bonding 14 - Metallic Bonding 15 - Electrolysis 16 - Group 1 Elements 17 - Group 7 Elements 18 - Atmospheric Gases 19 - Metals and the Reactivity Series 20 - The Uses of Metals 21 - Acids and Alkalis 22 - Titrations 23 - Acids, Bases and Salts 24 - Making Salts 25 - Chemical Tests 26 - Energetics 27 - Bond Energies 28 - Rates of Reaction 29 - Reversible Reactions 30 - Dynamic Equilibria 31 - Organic Compounds 32 - Crude Oil 33 - Burning Hydrocarbons 34 - Alkanes and Alkenes 35 - Organic Compounds Part 2 36 - Esters 37 - Addition Polymers 38 - Condensation Polymers Complete set of concise, modern presentations and companion worksheets for Edexcel IGCSE Physics (4PH1) Chapters 1 - 8 Contains colour coded specification points with handmade vector graphics. 33 presentations and worksheets included: 1 - Distance and Speed 2 - Acceleration 3 - Forces 4 - Balanced and Unbalanced Forces 5 - Gravity, Weight and Drag 6 - Hooke’s Law 7 - Momentum 8 - Forces and Moments 9 - Mains Electricity 10 - Power, Current and Voltage 11 - Circuits Part 1 12 - Circuits Part 2 13 - Static Electricity 14 - Waves 15 - Electromagnetic Waves 16 - Reflection and Refraction 17 - Sound Waves 18 - Energy 19 - Thermal Energy 20 - Work and Power 21 - Sources of Energy 22 - Density and Pressure 23 - Changes of State 24 - Ideal Gases 25 - Magnetism 26 - Electromagnets Part 1 27 - Electromagnets Part 2 28 - Radioactivity Part 1 29 - Radioactivity Part 2 30 - Fission and Fusion 31 - The Universe 32 - The Evolution of Stars 33 - Cosmology