Key Stage 3 (England) lesson slides
Lessons mapped to Key Stage 3, by grade.
All Key Stage 3 lessons
Science · Ages 15–16Chemical Reactions and Equations: Lesson Slides & Worksheet
A ready-to-teach chemistry lesson for ages 15–16 on chemical reactions and equations: writing and balancing equations, the main reaction types, exothermic and endothermic changes, oxidation, reduction, corrosion and rancidity.
Maths · Ages 12–13Integers and Negative Numbers: Lesson Slides & Worksheet
Ready-to-teach maths slides for ages 12–13 on integers and negative numbers: the number line, adding and subtracting, sign rules for multiplying and dividing, and key properties, with lift, temperature and money examples, speaker notes and a quiz.
Science · Ages 15–16Life Processes: Nutrition, Respiration, Transport & Excretion Slides
A ready-to-teach biology lesson for ages 15–16 on the four life processes: nutrition, respiration, transport and excretion. Original diagrams, speaker notes on every slide, a 5-question quiz and a printable worksheet.
Science · Ages 14–15Motion: Speed, Velocity, Acceleration & Graphs Lesson Slides
A ready-to-teach physics lesson for ages 14–15 on motion in a straight line: distance and displacement, speed, velocity, acceleration, position–time and velocity–time graphs, the equations of motion and uniform circular motion.
Computing · Ages 13–18Python Variables and Data Types: Beginner Lesson Slides
Beginner Python slides on variables and data types: naming rules, int, float, str, bool, None, list, tuple, dict and set, type(), dynamic typing and conversion, with tested code, notes and a quiz.
About these lessons
These lessons have been checked against the England KS3 specification and list the matching codes on each lesson page. Each lesson is one complete, free deck with slides, speaker notes, key terms and a five-question quiz, plus a PDF and an editable PowerPoint.
LearnBySlides writes one lesson per topic and maps it to several curricula, so the same page also suits other courses. Always confirm the current specification your school follows.