Squishy Circuits Group Kit, perfect for classrooms, makerspaces, 10 Battery Holders (40 AA Batteries not Included), 10 - Piezoelectric Buzzers, 10 Motors with Fan Blades, 10 Switches, 80 LEDs 10 ea in Red, Green, White, Yellow, Orange, Purple, Blue
Wiggle-Bots - Doodling, Scribbling, Drawing, Racing Bots, motorized contraptions that are designed and built by kids, widen as wires are connected and Wiggle-Bots start to move, understanding and design through experimentation
Prism, with different angle 25 x 25 x 130degree, Optical Borosilicate Crown glass having R.I. 1.510 App. Optically worked for use with Spectrometer, Equilateral, two facespolished 32 x 32 mm height.Double Extra Dense Flint R. Index 1.71-1.74, Weight (lb): 1.3, 6.3x6.3x3.9in