I think I know what project you're talking about because I have it too. (You go to Riverdale?) maybe not, but for a plant cell, you can go to a craft store (Hobby Lobby or others) and get a clear, plastic box. You should be able to take it apart if you need to. Buy this thing called 'fake water' or candle gel (NOT wax!) and you need modeling clay.
-If you bought candle gel- Go home and melt ...



