Features
- experimental model:as the optics physical model to let students learn optical reflection principle in interesting experiments,periscope model
- Optical experiment :suitable for to experience the fun of optics physical experiment in the process of playing this fun gadget,telescope for 5-7
- Periscope for :put education in fun, cultivate scientific knowledge, for any school, or home use, periscope model
- Plastic periscope:with our periscope, through experiments, it is easier for to understand light reflection, telescopes for 5 year old
- Science technology :this periscope is made of strong material, simple and practical, can be used for a long time,portable periscope
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