These take only 5-10 minutes to make, but provide a lot of fun. All you need is an index card, tissue, and tape. To launch you need a bike pump with a nozzle shaped like this >. This nozzle = and this one --- wont work.
Here is a video of it in action
Thanks to KelliShaver's Instructable for inspiration.
Step 1: Materials
Tape (masking, duct, etc)
1 index card
1 bicycle pump (Optional)
Step 2: Create the body
Step 4: Attach Fins
Then fold them (picture 2)
And cut (picture 3)
Then attach it to the barrel (picture 4)
Repeat for all 3 pieces of tape.
Step 5: Cover top
Put a piece of tape over the top, so it looks like picture 2.
Step 6: Create inner weight
WARNING: HOT GLUE IS HOT! IT CAN BURN, SO BE CAREFUL.