- How do you build a bridge out of flat wooden sticks using only its weight to keep it together? (No glue, rope, or other fasteners)
- Can a water balloon fit inside a glass bottle?
- How do I get a balloon to withstand heat from a candle?
- How do you make a paper airplane fly the furthest?
- What thickness of paper makes the best paper airplane?
- How do you make a hovercraft using a cd?
When you get a chance, ask your son or daughter about it. I hope to post some pictures in the near future.
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