Make icky, edible, fake blood for Halloween!
Need some fake blood for your vampire costume? How about some spooky science in your kitchen for the holiday.
Science concepts: viscosity
Now here's a great science trick and a fun way to keep cool in the summer!
Science concepts: polymers, molecular interaction
Create an oozing foam that looks like a tube of giant toothpaste exploding - our most popular 20 Minute Lab!
Science concepts: exothermic reactions, catalysts
Use lemons to make invisible ink!
Make a super secret message to a friend, like you were a spy in the movies!
Science concepts: oxidation
Get a boiled egg into a bottle with a neck narrower than the egg itself.
Magic? No, like a ship in a bottle, it's just science!
Science concepts: temperature, air pressure