How To: Make Firecrackers
1. Using a hammer and nail, poke a small hole in the top of the can.
2. Tie a washer on one end of a piece of string and thread through the hole. You’ll want the washer to come through on the other end (see picture).
3. Secure metallic strands on a piece of duct tape. (Get How To: Make Pom-Poms.)