Zea Mays (Corn) slide, stem, c.s.

Get up close with some interesting materials to learn how their physical properties are determined by particle-level chemical structures by engaging in a variety of experiments and activities with this science curriculum kit!

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With this robotics kit, kids can assemble a smart robotic crab that can detect the edges of any platform & make swift turns to avoid falling off. Turn your robot on, put in on the table & watch it perform stunning acrobats!

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Meet BBC micro:bit -- a handheld micro-computer with huge programming possibility. Get kids started with coding cool creations, from robots, to musical instruments, and more. The possibilities are endless!

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Use sterile sensitivity discs to test a substance's effect on bacteria growth or as a control. Which household cleaners are best at inhibiting bacteria growth? Find out with this vial of 50 sterile sensitivity disks.

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Use these plastic pellets in your rotary tumbler to cushion the rocks you want polished. Can be reused.

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How do smart devices, such as your cell phone or video game controller, know how to respond to color, light, touch or other external conditions? It's all about the sensors! With this kit, you can build & test your own electronic "sensing" devices.

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Use this inexpensive balance to show principles of mass, force, and leverage. Move the included 50 g and 100 g masses along the half-meter beam to equalize forces.

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This complete Darkling beetle habitat kit includes a fully-paid coupon for 30 mealworms (Darkling beetle larvae) plus everything you need to study & care for them during their life cycle as they change into adult beetles.

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This slide contains cycloid, ctenoid, and placoid fish scales.

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This is a standard 5 x 5" glass plate with ground edges for safety.

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