Tooth Decay Experiment (...or should that be eggsperiment?)
Jack carried out an experiment to test the effect of different liquids on eggshells. He allowed the eggs to soak, for three days, in cola, vinegar, coffee and coffee mixed with toothpaste. From his results, Jack learnt that cola, vinegar and coffee are not good for your teeth and that toothpaste is important!
How to Make a Mummy
Felix and Ru made this fabulous animation on how to make a mummy.