Negative numbers, factors and powers
Go below zero, break numbers into factors and primes, and write repeated multiplying as powers.
8 chapters
Start here if you can already: Read a page alone. Use the four operations. If a book feels hard, the one below it in the same topic is a good step back.
9 of 9 books ready. Read them in order.
Go below zero, break numbers into factors and primes, and write repeated multiplying as powers.
8 chapters
Multiply and divide big numbers on paper, and check answers with estimates.
8 chapters
Calculate with fractions, decimals and percentages, and change one into another.
8 chapters
Compare amounts with ratios, share in a ratio, and scale recipes and maps.
8 chapters
Work out missing angles, draw accurate triangles, and find symmetry in shapes.
8 chapters
Find the distance round a shape, the space it covers, and the space inside a box.
8 chapters
Collect and show data, find averages, and measure how likely things are.
8 chapters
Use letters to stand for numbers, tidy up expressions, and solve simple equations.
8 chapters
Plot points on a grid and draw the straight lines that rules make.
8 chapters
12 of 12 books ready. Read them in order.
An ecosystem is all the living things in a place and how they depend on each other.
8 chapters
Your body has systems for eating, breathing and moving blood, and they all work together.
8 chapters
Bodies change during puberty, and this book explains how and why in plain words.
8 chapters
Everything is made of tiny particles, and the way they move explains solids, liquids and gases.
8 chapters
Some things are pure and some are mixed, and some changes make brand new substances.
8 chapters
Forces change how things move, and pressure tells you how spread out a force is.
8 chapters
Energy is stored in food, fuel and moving things, and it moves from one store to another.
8 chapters
Light bounces, bends and splits into colours, and sound is a wave that needs something to travel through.
8 chapters
Current flows round circuits, and a current in a wire can make a magnet.
8 chapters
Rocks form and change over a very long time, and some hold fossils of life from long ago.
8 chapters
The Earth is one of eight planets going round the Sun, and its tilt gives us seasons.
8 chapters
One paper for each class and subject, drawn from the books of that class, with a mark scheme. None is ready yet. They are being written now.