I used to use it to make a lightbulb apparently light in my hand - well I could only muster enough energy to get it to light briefly, and it had a very powerful effect on people.
David Acer had the best idea for a FISM flash. Make balloon animals and before you give it to the kids, shuffle your feet on the carpet and touch the balloon apparently making it "spark". I am sure you can guess the pandemonium with the kids afterwards. It is hillarious.
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