VWR* Visual Scientifics Photogate Sensor, Four Modes: Gate, Pulse, Pendulum, Frequency, also Works with VISUAL SCIENTIFICS and numerous physical science systems, This kit contains: 2 Photogates, 2Connecting wires, Main photogate hub and control, Wall charger
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
Satin* Laryngo Miller Blade, Stainless steel construction with Satin non-glare finish, The most popular of the straight blade designs, Fully compatible with all major brands of laryngoscopes conforming to ASTM F965 or ISO 7376, Size: 1