The labs
Every lab: a 3D scene you control, guided lessons, quizzes. First world free.
Kids · LiveKids · ElectronicsCircuits for KidsKids aged 5–12 wire batteries, lights, buzzers and motors on a 3D workbench — and see the circuit come alive.
LiveEngineering · MakerElectronics & ArduinoWrite an Arduino sketch and run it on a 3D board — no hardware needed.
LiveEngineering · CSLogic GatesWire gates into adders, flip-flops and memory.
LiveEngineering · RoboticsRobot Arm LabSteer three joints, solve a target position and discover why some points have two solutions—or none.
LiveEngineering · PhysicsSimple MachinesLevers, gears and pulleys you can crank — feel mechanical advantage.