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Build an air cannon to knock down cups over 2 feet away!
Build an air cannon to knock down cups over 2 feet away!
See an air cannon in action!
See an air cannon in action!
How an air cannon works and directions to build one with Mr. Henderson.
How an air cannon works and directions to build one with Mr. Henderson.
Materials Needed:
Materials Needed:
- Cardboard Box
- Scissors
- Tape
- Cups (or something to stack/knock down)
Directions:
Directions:
Step 1:
Step 1:
Cut a round hole in one side of the box.
Step 2:
Step 2:
Tape all edges (so air will only escape out of the round hole you cut).
Step 3:
Step 3:
Set up cups in a pyramid and place air cannon 2 feet or more away.
Step 4:
Step 4:
To fire your cannon, point the hole at your target (cups), and slam the sides or the top of the box.
Step 5:
Step 5:
Modify the box or make a new cannon.Â
Use a bigger or smaller box. Make a smaller or bigger hole.
How many feet away can you knock the cups down from?
Record the furthest distance on the doc below by clicking HERE. Then come back and refresh this page. Your findings are now added to the recording sheet below.
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