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
VWR* Stir Bar 2X3/8IN, Interrupted profile and greater surface area that adds turbulence and improves stirring compared to smooth cylindrical bars. Encapsulated in autoclavable and inert PTFE and can be used in temperatures up to 225 degrees C (437 degrees F).