How does a submarine sense objects above water despite being deep under it ?How can you look through walls ?  Well, its time to introduce your child to the wonders of optics with Smartivity Eye Spy Periscope.
Using a periscope, you can actually see beyond an obstacle, for example, a wall.
You just have to make sure that the top of periscope is above the edge of the obstacle.
Here, we have designed an easy-to-make periscope that will enable you to look beyond obstacles."
Dimension:33.2 x 31.7 x 8.4 cm
Weight:798 g
Age:4-12 years