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Pinhole Camera Model Scientific Experiment Manual DIY Kindergarten Scientific and Educational Toy Maker Material Package Light Transmission Principle

Packaging information:

CTN Szie: × × cm

G.W./CTN: kg

QTY/CTN: pcs/carton

This primary school student science experiment bag, a large number of stock, you can get the goods, OK

send on behalf, can also be customized, fortune hotline: 15057931366 Wang

thank you!!!