Now for the hardest part... picking the idea. Here is a short list of ideas, hope they help and even if they don't maybe they sparked an idea. GOOD LUCK!
Does caffeine affect growth
Does chemical fertiliser work better then natural fertiliser
Can the colour of food make us like it more or less
Do animals have emotional reactions to music
What brand of chewing gum lasts longest in flavour time
What lolly would decay your teeth the fastest
Do shoes really affect how fast someone runs
Theres just a short list and if you have a question contact us here.