Science Gadgets Revolving Periscope
Description: A periscope is an instrument for observation from a concealed position. Here a merry go round is attached with a large periscope revolves to instruct us the reflection of light at plane mirror.
Recommended Class: 5th, 6th, 7th, 8th
No. 46, 1st Main Road, New Colony, Chromepet,, Chennai, Tamil Nadu, 600044, India