Astromedia The Periscope Construction Kit
Curious Minds Did You Know: The world's largest submarine is the Russian 941 Akula, (Russian for shark-Акула) with a phenomenal length of 600 feet!
With this great kit from Astromedia build your very own periscope! This periscope uses stainless steel mirrors at a 45 degree angle to each other to reflect light from the top tube to your eyes... Ingenious! This great device can raise your eye-level by 43cm and can be used for looking around corners and over walls.