Science KS3/Checkpoint 1

A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.

Cambridge Lower Secondary Science Stage 7 is designed for students typically aged 11-12, serving as the first year of the Lower Secondary curriculum (Stages 7-9). It aims to build a strong foundation in scientific inquiry, knowledge, and understanding across various scientific disciplines.

Biology

• Introduction

  The Scientific Method
  Safety in the Lab
  Basic Lab Equipments
  How to use a Bunsen Burner?

• Characteristics of Living Things

  Life Processes
  Respiration
  Germination

• Major Organ Systems

  Organ Systems
  Skeletal & Muscle Systems
  Circulatory & Respiratory Systems
  Nervous & Digestive Systems
  Excretory & Endocrine Systems

• Cells

  How to use a Microscope?
  History and Parts of Cells
  Specialised Cells and Blood Cells
  Muscle Cells
  Cells in a Leaf
  Looking at Cells

• Microorganisms

  Microbes
  Fungi
  Fungi - Yeast
  Monera - Bacteria
  Protists
  Virus

• Living things in their environment

  Ecology
  Sampling of Habitats
  Plant Adaptations
  Animal Adaptations
  Aquatic Adaptations
  Feeding Adaptations

• People and the Planet

  Steam and Wind Power
  Coal and Hydro Power
  Biofuels
  Pollution to Land and Sea
  Greenhouse Effect, Ozone Layer

• Classification and Variation

  Classification of Living Things
  Animal Classifications
  Plant Classifications
  Variation in Species

Scroll down the page for more science lessons for Chemistry and Physics.

Chemistry

• The States of Matter

  Compare States of Matter
  Changes to States of Matter
  Heating Curve
  Solute + Solvent = Solution

• Properties of Matter and Materials

  Metal, Non-metal, Alloys
  Properties of Matter
  Test the Properties of Matter

• Acids and Alkalis

  Acids and Alkalis
  Neutralisation

• Rocks and Soil

  Structure of Earth
  Rock Cycle
  Weathering
  Types of Soil

• Finding the Age of the Earth

  Fossils
  Age of Rocks

Physics

• Measurements

  Measurements
  Heat and Temperature

• Forces and Motion

  Types of Forces
  Friction, Air Resistance
  Gravity, Weightlessness
  Compression, Springs
  Magnetic Force, Viscosity

• Energy

  Forms of Energy
  Kinetic, Potential Energy
  Sound Energy
  Electromagnetic Energy

• Energy Transfers

  Transfer of Energy
  Sankey Diagram

• The Earth and Beyond

  Earth, Solar System
  Light-Year, Universe

Try out our new and fun Fraction Concoction Game.

Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.

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