Stem

Compact hydrogen‑fuel‑cell car kit with motor, fuel cell, and 117 parts for building a realistic model vehicle; ideal for hands‑on STEM learning from age nine upward.

Build and program your own robot with the Velleman VEL KSR18 “Tobbie” kit. This STEM construction set includes electronic components, mechanical parts, and easy-to-follow instructions for hands‑on learning in robotics and engineering.