PowerPoint presentation and worksheet on antibiotic resistance for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows on from Evolution (https://www.tes.com/teaching-resource/resource-12557498) Content Covered: -Emergence of resistant strains by mutation -Population growth of antibiotic resistant bacteria through natural selection -Misuse of antibiotics -Development of new antibiotics Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on levels of organisation. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -Starter task (recall from previous topic) -Group reading task (literacy) -Keywords activity -Task boxes -Handout sheet task -Sorting task -Recall questions linking this topic to previous learning Next lesson Gas Exchange https://www.tes.com/teaching-resource/resource-12652335 All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on the particle model. In this lesson students will learn how to use the particle model to explain why different materials have different properties. These slides can be used as a stand-alone or incorporated into a practical lesson. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -A group reading task (literacy) -Keywords sorting task (vocabulary: material, particle, substance, mixtures and properties) -Task boxes -A numeracy development task -A slide for taking notes on the three factors which give materials their properties -Answer slides included -Next Lesson States of Matter (https://www.tes.com/teaching-resource/resource-12660766) www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on melting and freezing. In this lesson students will learn how to describe what happens when substances melt and freeze and to use data about melting points to draw useful conclusions. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -A group reading task (literacy) -Keywords sorting task (vocabulary: melting, melting point, freezing, particle and energy) -A task box exercise -A numeracy task to determine states of matter based on melting and boiling points -A graph numeracy task explaining and interpreting heating and cooling curves -Answer slides included -Next lesson boiling and condensing https://www.tes.com/teaching-resource/resource-12977349 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on elements. In this lesson students will learn how to state what an element is, recognize some common chemical symbols for different elements and use the periodic table to find the symbols for different elements. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -A group reading task (literacy) -A task box exercise -A handout sheet task -Numeracy task -Find the elements task -True or false discussion exercise -Answer slides included -Next lesson Atoms https://www.tes.com/teaching-resource/-12978300 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on observing cells using a light microscope. In this lesson students will learn how to describe what a cell is, explain how to use a microscope to look at cells and calculate the total magnification of a microscope. These slides can be used as a stand-alone or incorporated into a practical lesson. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: Title slide with learning objectives Starter task (pair and share) Group reading task (literacy) Keywords activity (Vocabulary: cell, observation, organism, microscope and magnification) Task boxes Handout sheet task Ordering the steps of using a m icroscope task Numeracy task All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. Onion cells practical slides and handout sheet are included. Leads to Plant and Animal Cells (https://www.tes.com/teaching-resource/resource-12650214) www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on balanced and unbalanced forces. In this lesson students will understand the difference between balanced and unbalanced forces, identify a state of equilibrium and explain why unbalanced forces can change the speed or direction of an object’s motion. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords task (vocabulary: equilibrium, unbalanced forces, driving force, resistive force and motion) -Task boxes -Comprehension task -Numeracy task -True or false discussion exercise -Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. -Answer slides included for self-assessment -Next lesson revision https://www.tes.com/teaching-resource/resource-12714638 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on echoes and ultrasound. In this lesson students will explain what echoes are and how to reduce echoes. They will learn how to calculate distance based on echoes and to describe how sonar and ultrasound scans work. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords task (vocabulary: echo, reverberation, sonar, transmitter and receiver) -Task boxes -Numeracy task -Handout sheet task -Consolidation questions -Answer slides included for self-assessment Next lesson Revision https://www.tes.com/teaching-resource/-12979857 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on extinction. In this lesson students will learn about why species die out and explain the purpose of conservation and gene banks. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: extinct, fossils, biodiversity, endangered and gene banks) -Task boxes -Order the steps -Comprehension questions -Discussion exercise -Answer slides included for self-assessment -Next lesson Revision https://www.tes.com/teaching-resource/resource-12771752 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ introductory lesson on the topic of Speed. In this lesson pupils will learn how to calculate speed from distance travelled and time taken, explain the difference between instantaneous and average speed and describe relative motion. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the Activate 2 KS3 course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keyword task (vocabulary: speed limit, average speed, instantaneous speed and relative speed) -Task boxes -Numeracy task -Answer slides included for self-assessment -Next lesson Distance-Time Graphs https://www.tes.com/teaching-resource/-12982738 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Environmental Change. In this lesson pupils will list some types of environmental change, explain why these changes happen and describe some of the effects. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Comprehension questions -Discussion exercise -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. Discussion/extension answers are in the ppt notes. -Next lesson The Water Cycle https://www.tes.com/teaching-resource/resource-12983959 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on Energy and Power. In this lesson pupils will learn about the difference between energy (J) and power (W). They will calculate power from energy and time and they will calculate the cost of energy used. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the Activate 2 KS3 course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keyword task (vocabulary: power, energy, power rating, kilowatt hours (kWh), joules (J) and kilojoules (kJ) and watts (W) and kilowatts (kW)) -Task boxes -Calculating power (numeracy) -Calculating cost (numeracy) -Discussion exercise -Comprehension questions -Answer slides included for self-assessment -Next lesson Simple Machines https://www.tes.com/teaching-resource/resource-12814804 www.tes.com/teaching-resources/shop/Dr_Troilo

Easter themed revision lesson for key stage 3 year 8 biology covering the topic of reproduction. Happy Holidays! In this lesson students will revise: -Adolescence -Reproductive Systems -Fertilisation and Implantation -Gestation and Birth -The Menstrual Cycle -Plant Reproduction and Seed Dispersal www.tes.com/teaching-resources/shop/Dr_Troilo

Sir! Can we have a fun lesson before the break? Dr T: Absolutely! Hey! This is like all your other lessons- you just drew bunny ears on some of the test tubes! Dr T: Exactly. Fun. … Easter themed revision lesson for key stage 3 year 8 chemistry covering the topic of acids and alkalis. Happy Holidays! In this lesson students will revise: -Acids and alkalis -Indicators and pH -Neutralisation reactions -Acids and metals -Answer slides included for self-assessment www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on specialised cells for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus. Leads on to Stem Cells: https://www.tes.com/teaching-resource/stem-cells-slides-and-worksheet-gcse-biology-aqa-12317132 Content Covered: Specialised cells Muscle, nerve and sperm cells Xylem, phloem, root hair and guard cells Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Stem cells lesson https://www.tes.com/teaching-resource/resource-12829988

PowerPoint presentation and worksheet on respiration for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus but is also applicable to other courses. Next topic The Nervous System: https://www.tes.com/teaching-resource/resource-12361294 Content Covered: Processes which use energy from respiration Aerobic vs anaerobic respiration Exercise Anaerobic respiration in plants and yeast Oxygen debt Pulse and breathing rate Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on control of body temperature for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus but is also applicable to other courses. Next topic The Endocrine System: https://www.tes.com/teaching-resource/resource-12362835 Content Covered: Recap enzymes and homeostasis Negative feedback control of body temperature The thermoregulatory center Hot and cold skin responses Frostbite Antagonistic effectors Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ lesson on The Eye. In this lesson pupils will identify the structures of the eye and describe what they do. They also will explain how the iris reflex responds to bright and dim light. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. Note: correcting vision defects is covered in a separate lesson https://www.tes.com/teaching-resource/-13025883 This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: light intensity, refract, contract and diameter). -Task boxes -Handout sheet task -Order the steps -Discussion exercises -Comprehension questions -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. It does assume that the nervous system and reflexes have already been introduced. Discussion/extension answers are in the ppt notes. https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ lesson on Correcting Vision Defects. In this lesson pupils will describe how we focus on near and far objects, explain why some people are long-sighted or short-sighted and describe treatments for vision defects. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. Eye anatomy and controlling pupil size is a separate lesson which can be found here https://www.tes.com/teaching-resource/resource-13000956 This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: accommodation, myopia, hyperopia, slacken and refract). -Task boxes -Handout sheet task -Order the steps -Comprehension questions -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. It does assume that the anatomy of the eye has already been introduced. Discussion/extension answers are in the ppt notes. -Next lesson Controlling Body Temperature https://www.tes.com/teaching-resource/resource-13026226

Key Stage 4 ~ GCSE Biology~ lesson on the work of Gregor Mendel. In this lesson, students will describe the work Mendel, state the three conclusions Mendel came to and explain why it took time for people to understand Mendel’s work. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: Title slide with learning objectives A starter activity Group reading (literacy) Handout sheet task with extension Task boxes Discussion exercise Comprehension questions Order the steps to show the timeline of later discoveries Includes assessment for learning (AFL). Answer slides included for self-assessment Suitable for remote, online, distance learning Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. It does assume that students have some prior familiarity with genetic diagrams and the terminology of genetics (https://www.tes.com/teaching-resource/-13044789). Discussion/extension answers are in the ppt notes.