Balloon rocket
Hypothesis:
It will fly like a rocket
Materials
balloon, tape, 2 stable objects, string
Observation
It went flying across the nylon and it moved all the air out the small gap to push all the air out and it moved like a rocket.
Conclusion
The air from the back of the balloon pushes against the stable objects. 
Wow Sam that was amazing.
ReplyDeleteI like the way how you said Materials balloon, tape, 2 stable objects, string.
Keep the great work going.