ITEM NAME:Creative School Project DIY Periscope Materials Kit DIY Assemble Models #gib Store Home Promotion Hot Item Add to Fav.To understand how periscope works, how light travels and how plane mirrors image, and to learn how to make a simple periscope. Periscope is made by using the reflection of light by a plane mirror. It is used to peer over the surface of the sea or low-lying tunnels.
