Elephant Toothpaste

Materials: hydrogen peroxide, food colouring, warm

water, yeast and dish washing detergent.

1. First we put the hygiene peroxide in a bottle.

2. Second we poured the dish washing liquid into the bottle  with the hydrogen

peroxide.

3. Third we put the warm water in a separate bottle to the hydrogen peroxide.

4. Next we put the food colouring in the hydrogen peroxide.

5.Then put the yeast in the warm water and shook it for 60 seconds.

6.Finally we poured the 2 bottles together an made an explosion.