Step 1: materials and tools
I found several solar lights that only needed a little cleaning and the batteries charged. The aluminum drink container didn't look like it had ever been used, but I wasn't going to use it for drinks! At first it was going into the aluminum scrap pile but then I looked at the lights and the container and said WAIT.
I filled the container about half way with play sand, you could use marbles, rocks or something else to give it some weight, then I grabbed my trusty glue gun