Real maths ... because everything costs something! When you want a Nintendo DS, how long will it take if you earn £5 per hour? Although the video is a quite straightforward, and contains a Lol cameo, there is a serious side to the question. It was founded on the thought that most of the word questions in maths books are a little 'abstract.' My children are far more … [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...]
Do all flowers have an odd number of petals?
Do all flowers have an odd number of petals? Good question! You'd expect symmetry in nature, but as you've obviously spotted, most flowers have an odd number of petals. If you play he loves me he loves me not with a plant that has an even number of petals, you'll always end on 'he loves me not' (or she loves me not!). But if you choose a flower with an odd number of petals, … [Read more...]