Build it
Supplies Needed
– Baking Soda
– Vinegar
– Empty Plastic Bottle
– Single Ply Tissue
– Funnel
– Duct Tape
– Car
– Measuring Cup
– Measuring Spoon
– Paper & Pencil
Build it
Step 1
Rinse out the bottle, and let it dry.
Tape it to the car with duct tape.
Use a hammer and nail to poke a hole in the bottle cap.
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Step 2
Pour the baking soda into a row or a line, then roll up the tissue.
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Step 3
Have a Cub Scout hold the bottle while a second
Scout
f
ills it about half or two-thirds full of vinegar.
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Step 4
Push the baking soda-filled tissue down into the bottle
.
Quickly screw the lid on tightly, and hold your finger over the hole in the bottle cap.
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Step 5
Gently
rock the bottle back and forth
so that the tissue disintegrates, and the baking soda and vinegar can combine.
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Step 6
Wait a few seconds, k
eep your finger tightly pressed over the hole
.
Put your car down on the ground, remove your finger and watch your car go flying down the street!
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