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1" (104mm) Hex Size: 17mm
Pre-cut holes and illustrated step-by-step instructions make this an easy and fun craft with impressive results
and make realistic sounds when the ears are pressed
so that complete unloading can only be guaranteed at the same height as the tipper
NG Cool Reactions! tayio 1" (104mm) Hex Size: 17mmThe National Geographic Cool Reaction Chemistry Kit has everything your children need to conduct five amazing experiments. They'll make messages appear and disappear, create fizzy, bubbling reactions, and more! A detailed experiment guide takes you step by step through each experiment and includes insight into the pH science and chemical reactions that make this kit so much fun!
