Short division for Key stage 2 … [Read more...]
How to multiply two numbers by one number
Short multiplication methods for Key Stage 2 … [Read more...]
How to use Pythagorus to work out the length of a side of a triangle
Excellent GCSE Grade C type question … [Read more...]
How to work out the area of a triangle
There's the 'official' formula 1/2(bxd) ... or you could just create a rectangle and halve it. … [Read more...]
Why Are All The Planets Round?
Why are all the planets round? The planets are all round because they're so MASSIVE. Big thing like planets have incredibly strong gravity, which pulls everything into the centre. If you did have a cube-shaped planet, gravity would eventually pull the corners in, making it round, like a ball. So, were the planets once cube-shaped? No. When our solar system was forming, … [Read more...]