Take some lemon juice, add a little bit of water and you have invisible ink!. Wait for it to dry and then place close to a lightbulb and writing or picture will appear. Here is our artwork: Then I put my paper close to a lightbulb to magically reveal what was there, but nothing happened… Read more »

So we decided to test the 2 concerns when had about the first experiment. we had used fake coke coins different to the ones from my own childhood We set up a second experiment, using both Real and Fake coke and using both Czech and English coins. We even managed to find an old English… Read more »

Here is what happens when you add put Mentos into a bottle of Coke!    

This is an experiment we did when I was at school, so a couple of years ago now! Take a copper and leave it in coke overnight, the next day it comes out clean, if you leave it longer I remember the coin would actually start to dissolve! Conclusions. All that seemed to happen is… Read more »