In this activity, make a simple periscope that will let you see around corners and over. Using a cardboard cutter, ask a grown-up to make a window at the base of one carton. To make a cardboard periscope, first cut the tops off 2 empty quart-sized milk cartons. Then, tape the cartons together to make one long box. In this activity, students use the law of reflection to create their own periscope. 2 circular mirrors 2 12 sections of pvc pipe, one with a diameter slightly larger than the other so that.
Stick the window templates in the centre of the narrow panels of the cereal box. Carefully cut along the lines for the mirrors, and cut out the windows. Fold along the lines so you have formed a box and tape. How about making a powerful little catapult out of a piece of cardboard,. Read on for the 411 on how to transform a regular cardboard box into a spys best friend, the periscope. .