3D Mirascopel Visual Illusion Box Optical Holographic Projection Physical Imaging Educational Science Toys(Frog)

1. Material: plastic2. Applicable age: juvenile (7-14 years old)3. 3D phantom maker can cultivate children ability to operate, think and experiment in the process of playing, and challenge children imagination4. Interactive, you can play with your child to enhance the relationship between you5. How to use: children can put the insect model into the phantom box, the phantom box will produce a kind of 3D holographic projection6. Principle: put the object in two concave mirrors of the same size, due to the reflection of light, the light will eventually focus on the same point, presenting a three-dimensional illusion of floating above the mirrors7. Weight: about 170 g8. Size: about 15 x 6 cm, hole diameter about 4 cm, insect about 3 x 2 x 1 cm