Prepare to be amazed as we create a rocket balloon using thirty thousand matchsticks! In this video, watch the step-by-step process of assembling this fascinating project from start to finish. The ...

A balloon A straw A piece of string 3 to 5 meters long that passes easily through a drinking straw, e.g., linen thread or butcher’s twine Adhesive tape (e.g., masking tape) Scissors When you inflated ...

The children discover that the cars with two balloons work the best ... between direct power and jet or rocket engines are described which could influence design ideas. It provides some ...