Solar Battery Slot Car Set Learn about the strength and

Learn about the strength and stiffness of materials

See how an onion cell shrivels and how an paramecium wiggles

and the hedgehog will roll into a ball and tumble backwards

The backhoe loader features a fully functional front excavator that can be locked in its highest position

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Solar Battery Slot Car Set Learn about the strength andThe Solar Battery is comprised of a number of photo voltaic cells. Each cell is made from a slab of semiconductor crystal. When light shines on the cell voltage is produced that can create an electrical current in a circuit. The greater the light intensity on the solar battery the greater is the current it can produce. Intended for use to familiarize students and or hobbyists with functional solar cell principles, and practical applications of solar