Key stage 3 ~ year 8 ~ complete lesson on chromatography. In this lesson students will describe how chromatography can be used to separate mixtures, identify substances using chromatograms and calculate Rf values. 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: chromatography, solvent front, pigment/dye, mobile phase, stationary phase and Rf value) -Task boxes -Handout sheet -Comprehension questions -Answer slides included for self-assessment -Next lesson Revision https://www.tes.com/teaching-resource/resource-12789624

Key stage 3 ~ year 8 ~ complete lesson on solutions. In this lesson students will explain what a saturated solution is, discuss some of the factors affecting solubility and compare solubility data. 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: soluble, insoluble, solubility, concentration and saturated) -Task boxes -Handout sheet -Numeracy task -Discussion exercise -Answer slides included for self-assessment -Next lesson Filtration https://www.tes.com/teaching-resource/resource-12982395

Key stage 3 ~ year 8 ~ complete lesson on solutions. In this lesson students will use the particle model to show how solutes are dissolved in a solvent and practice using key vocabulary to describe solutions. 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: solution, solvent, solute, miscible and immiscible) -Task boxes -Identification (Solute or Solvent?) -Comprehension task -Discussion exercise -Answer slides included for self-assessment -Next lesson Solubility https://www.tes.com/teaching-resource/resource-12786674

Key stage 3 ~ year 8 ~ complete lesson on mixtures. In this lesson students will explain the difference between a pure substance and a mixture, describe particle arrangements in mixtures and understand how heating curves can be used to identify pure substances, 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: compound, mixture, substance, pure and impure) -Task boxes -Comprehension task -Refresher reading for heating curves -Identifying pure substances task -Answer slides included for self-assessment -Next lesson Solutions https://www.tes.com/teaching-resource/resource-12786187

Key stage 3 ~ year 8 ~ complete revision lesson for Chemistry C1a (The Periodic Table). This lesson covers the major topics from this unit and can be used to revise for end of topic tests or to address knowledge gaps identified in the end of topic assessments. In this lesson students will revise: Metals and non-metals Groups and periods The elements of groups 1, 7 and 0 Displacement reactions Recap of types of reaction from previous year (neutralisation, displacement, combustion/oxidation and thermal decomposition) Practice conservation of mass Practice balancing equations -Return to the start of the topic https://www.tes.com/teaching-resource/resource-12772671

Key stage 3 ~ year 8 ~ complete lesson on the group 0 noble gases. In this lesson students will describe some of the properties of group 0 elements, and use patterns in the properties 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) -Labeling and note taking exercise -Task boxes -Discussion exercise -Graph drawing exercise -Answer slides included for self-assessment -Next lesson revision https://www.tes.com/teaching-resource/-12784101

Key stage 3 ~ year 8 ~ complete lesson on groups and periods of the periodic table. In this lesson students will use data patterns to predict the properties of elements and explain what is meant by a group and a period. 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: groups, periods, transition metal, reactivity, atomic mass and atomic radius) -Labeling exercise -Task boxes -Discussion exercise -Data interpretation (numeracy) with graph drawing extension -Answer slides included for self-assessment -Next lesson Group 1 Elements https://www.tes.com/teaching-resource/-12982261

Key stage 3 ~ year 8 ~ complete lesson on metals and non-metals. In this lesson students will describe the properties of metals, locate metals in the periodic table and explain what is meant by the term ‘metalloid.’ 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: metal, non-metal, metalloid, malleable, ductile and sonorous) -Task boxes -Comprehension task -Oxidation reactions (recap from year 7 and as an example of how metals and non-metals react differently -Answer slides included for self-assessment -Next lesson Groups and Periods https://www.tes.com/teaching-resource/resource-12782206

Key stage 3 ~ year 8 ~ complete revision lesson for Biology B2c (Adaptation and Inheritance). This lesson covers the major topics from this unit and can be used to revise for end of topic tests or to address knowledge gaps identified in the end of topic assessments. In this lesson students will revise: Variation, competition and adaptation Continuous and discontinuous variation Inheritance Natural selection and extinction Return to the start of the topic https://www.tes.com/teaching-resource/resource-12769058

Key stage 3 ~ year 8 ~ complete lesson on natural selection. In this lesson students will describe the process of natural selection and explain how it leads to the evolution of species over time. 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: fitness, evolution, natural selection, artificial selection and fossil) -Task boxes -Order the steps -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Extinction https://www.tes.com/teaching-resource/resource-12981439

Key stage 3 ~ year 8 ~ complete lesson on inheritance. In this lesson students will explain how characteristics are inherited. They will also describe the structure of DNA and some of the history of DNA discovery. 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: fertilisation, genetic information, DNA, chromosomes and genes) -Task boxes -Order the steps -Handout sheet task -Answer slides included for self-assessment -Next lesson Natural Selection https://www.tes.com/teaching-resource/resource-12770866

Key stage 3 ~ year 8 ~ complete lesson on variation. In this lesson students will state what causes variation and give examples. They will learn about the difference between inherited and environmental variation. 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: variation, characteristics, environmental variation, inherited variation and species) -Task boxes -Discussion exercise -Comprehension questions -Answer slides included for self-assessment -Next lesson Continuous and Discontinuous variation https://www.tes.com/teaching-resource/-12981312

Key stage 3 ~ year 8 ~ complete lesson on competition. In this lesson students will describe how adaptations help plants and animals to compete for different resources. 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: competition, adaptation, mates and resources) -Task boxes -Matching exercise -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Adapting to Change https://www.tes.com/teaching-resource/resource-12981293

Key stage 3 ~ year 8 ~ complete revision lesson for Biology B2b (Ecosystems). This lesson covers the major topics from this unit and can be used to revise for end of topic tests or to address knowledge gaps identified in the end of topic assessments. In this lesson students will revise: Key points from the previous topic (Health and Lifestyle) Leaf structure and photosynthesis Chemosynthesis Plant minerals Aerobic and anaerobic respiration Food chains, food webs and ecosystems -Return to the start of the topic https://www.tes.com/teaching-resource/resource-12764690 -NEW 2025: now includes a SEND supplementary lesson for lower ability students. This can also be useful for mixed ability groups to refresh and expand the material covered in KS2.

Key stage 3 ~ year 8 ~ complete lesson on ecosystems. In this lesson students will identify niches within an ecosystem, describe how organisms coexist within an ecosystem and practice using key vocabulary. 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: population, community, habitat, ecosystem, niche and coexist) -Task boxes -Consolidation questions -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Revision https://www.tes.com/teaching-resource/resource-12768583

Key stage 3 ~ year 8 ~ complete lesson on anaerobic respiration. In this lesson students will learn the word equations for anaerobic respiration in humans and yeast, explain the differences between anaerobic and aerobic respiration, discuss some uses for anaerobic respiration and explain what is meant by ‘oxygen debt.’ 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: anaerobic, fermentation, oxygen debt, lactic acid and yeast) -Task boxes -Handout sheet task -Comprehension questions -Sorting task -Answer slides included for self-assessment -Next lesson Ecosystems https://www.tes.com/teaching-resource/resource-12768066

Key stage 3 ~ year 8 ~ complete lesson on aerobic respiration. In this lesson students will learn about the reactants and products of aerobic respiration and their transport around the body. They will learn about why we respire and how out bodies respond to increased rate of respiration. 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: aerobic, respiration, haemoglobin, plasma and exhale) -Task boxes -Comprehension questions -Order the steps -Optional handout sheet task recapping the breathing mechanics from year 7 -Answer slides included for self-assessment -Next lesson Anaerobic Respiration https://www.tes.com/teaching-resource/resource-12766949