Square Friction Cube With Hook, 4 Surfaces, 2 Inch, Provides Four Surfaces For Exploration Into The Force Of Friction. Each Side Of The 2in Cube Provides A Surface (Wood, Paper, Vinyl, Sandpaper) With A Different Coefficient Of Friction
Class pack, Classroom-sized access to one digital interactive case with up to 1 teacher account and 30 single-use student accounts. Engaging web-based lab activity helps students learn and apply key forensic science concepts while solving the case of this historic double murder
Student refill pack access to one digital interactive case with up to 30 single-use student accounts. This engaging web-based lab activity helps students learn and apply key forensic science concepts while solving the case of this historic double murder
light leaper accessory, insulating printed circuit board carries a metallic conduction path with six breaks and a binding post at each end, When connected to an operating electrostatic generator, simultaneous sparks occur in each of the breaks as charge flows