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INFO:
this is how you make a periscope things you will need: 1: cardboard 2: 2 small pieces of mirror 3: hot glue gun 4: razor blade 5: protractor (optional) 6: laser pointer (optional) go follow me on Instagram: https://www.instagram.com/hani_xperiments/ make sure to like,share,comment and subscribe
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how to make a periscope