Millisecond Counter Apparatus for measuring the time it takes for a ball to fall a certain distance using a digital timer. Very easy to set up and use but nevertheless highly accurate.
Wiggle-Bots single- 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 experimentation
Forensics Mastery Set Refill kit, Is9007 Forensic Chemistry of Hair Kit, Is9013 Forensic Chemistry: Chemical Detection of Fingerpritns Kit, Forensics of Soil and Mineral Analysis Refill, Forensic Drug and Poison Analysis