Caleb's Chemical Change

This week room 4 has been working on scinies. 
Room 4 has been working on how to make in Instruction

What you need

1 black piece of paper

3 small cups

2 teaspoons of baking soda

1 washing powder

Water

1 cap full of vinegar

STEPS

Put the three cups on the paper

Fill two cups a quarter with baking soda.

Gently pour a cap full of vinegar into the baking soda cups.

Put washing powder 1/4 of the way full and cover in water.