How To Make Periscope
A periscope is an optical instrument that uses a system of prisms lenses or mirrors to reflect images through a tube. Object 0 2 3 2 3 45 45 45 45 Cut-out square of cardboard Observations Data and Conclusions Junior Home Scientist 1. Week 22 Make Your Own Periscope Periscope Craft Periscope Diy Milk Carton (source : pinterest.com) Turn your periscope upside down.