To investigate solubility

Equipment: What did you use?
Gravy granules, custard powder, coffee instant, coffee granules, flour,plastic spoon, plastic cup.

Method: Explain what you did.
1.I put the solid into the cup.
2.Then I added the liquid.
3.I will stir 60 to say.
4.Then I will observe the changes.

Variables: What did you change? What did you keep the same? What are you measuring?
I will keep the same amount of water and the same amount of stirs.

Prediction: What do you think will happen? Explain why!
I think the coffee powder will dissolve because it does when you make a cup of coffee.