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Alka Seltzer Powered Bathtub Boat

Step 2Just add water and an Alka Seltzer

Just add water and an Alka Seltzer
Fill the film canister about half full with water. Rest an Alka Seltzer tablet on top of the wire support.

At the right half of the graphic you see the film canister cap with clear plastic tube inserted through a hole drilled in the cap. The tube should fit snugly in the cap. The tube should also be a bit longer than shown here.

Without allowing the water to come into contact with the Alka Seltzer tablet yet, place the cap firmly onto the canister.
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Author:Phil B
I miss the days when magazines like Popular Mechanics had all sorts of DIY projects for making and repairing just about everything. I am enjoying posting things I have learned and done since I got my...
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