How To Build A Toy Boat Science Project On Movement For Toy Boats?

Science Project on movement for toy boats? - how to build a toy boat

You are not toy boats, but are a type of boats that we do. Can you give me an idea how to) build a boat (without electronics and how to move? I really need help, not because my ideas work.

We can use things like cups, straws, glue, and duct tape, and things like that. Please give me some simple ideas to make a small boat and how to move? Thank you very much to answer if you!