How to make Slime
www.csiro.au/en/Education/DIY-science/Chemistry/Cornflour-slime

Did you know cornflour slime is a very special fluid? A great kids science activity!

Can you protect a falling egg?
www.sciencekids.co.nz/projects/eggdrop.html

Use items from around the house to build something that will prevent eggs smashing all over the ground.