Classic mechanical launchers that teach projectile motion, elastic energy, and force through hands-on builds.

Butterfly Catapult

Fun & easy to build. Launches foam balls with butterfly action.

Ice Cream Stick Catapult

Simple rubber band powered catapult using ice cream sticks.

Mini Trebuchet

Counterweight based launcher. Great for learning physics of motion.

Rubber Band Shooter

Compact shooter model that launches balls using elastic energy.

Bottle Cap Launcher

Recycled bottle cap launcher. Promotes creativity and reuse.

Motor and mechanism-driven walking robots that introduce linkages, movement, and basic robotics.

Simple Walking Robot

Basic vibration motor robot that walks on two legs. Easy to build.

4-Leg Walking Robot

Mechanical linkage based robot that walks using crank mechanism.

Hexapod Walker

Six legged walking robot. Learns about linkages and movement.

Spider Robot

8-legged robot that crawls like a spider. Exciting and fun!

Solar Walking Robot

Walks using solar power. Introduces clean energy and robotics.

Force and propulsion focused builds — from air pressure to elastic potential energy.

Mini Cannon

Classic cannon model that shoots foam balls. Great for physics fun.

PVC Pipe Cannon

Air pressure based cannon. Learn about force and propulsion.

Balloon Car Launcher

Balloon powered car that zooms ahead. STEM in motion!

Marble Shooter

Shoots marbles using elastic potential energy. Safe and fun.

Air Blaster

Syringe powered air blaster. Understand air pressure & power.

Clean energy models that convert wind and sunlight into working mechanical motion.

Windmill Model

Working windmill that generates rotation. Learn wind energy.

Solar Car

Solar powered car that moves in sunlight. Learn green energy.

Solar Fan

Runs on solar power. Learn how solar energy powers devices.

Mini Wind Turbine

Working model that converts wind to mechanical energy.

Solar Boat

Solar powered boat that moves on water. Explore clean energy.

Gear, pulley, and lever-driven builds that make mechanical advantage tangible.

Gear Train Model

Learn gear ratios and mechanical advantage with moving gears.

Crane Model

Pulley based crane with movable arm. Lift and move loads.

Conveyor Belt Model

Moving conveyor using gears and rollers. Industrial in action!

Scissor Lift

Working scissor lift mechanism. Explore motion & force.

Rack & Pinion Model

Linear to rotational motion conversion explained simply.

Circuit-based kits that introduce electromagnetism, signals, and basic electronics.

Drawstring Flashlight

No battery flashlight. Pull the string to generate power.

Electric Bell

Classic electric bell circuit. Learn about electromagnetism.

Traffic Light Model

Working traffic light with LED circuit. Learn about signals.

Burglar Alarm

Simple alarm circuit that detects intrusion and alerts.

DIY Table Fan

Make your own fan and understand DC motor basics.

Foundational kits covering simple machines, hydraulics, and structural engineering basics.

Simple Machines Kit

Explore levers, pulleys, wheels and more. Learn basics of machines.

Pulley System Kit

Fixed, movable & compound pulley models. Learn mechanics.

Hydraulic Arm

Hydraulic powered robotic arm. Learn hydraulics in action.

Bridge Building Kit

Build and test bridges. Learn structures and load distribution.

Tower Crane Kit

Build a tall working crane. Lift and move with ease.