NIB Electric Motors Catalyst Stem Kit

NIB Electric Motors Catalyst Stem Kit. The Electric Motors Catalyst makes it easy for parents and teachers to provide kids with super-fun open-ended learning and Tinkering. Kids can build a countless number of projects that utilize the power of electric motors. To help them get started, the Catalyst comes with a set of Challenge Cards. Batteries not included. Challenges include: Build a machine that draws curvy lines Make a machine that can scramble an egg Build a vehicle with a suspension system And more…