Solar energy motorized boat is a reality as soon as you build it yourself! Solar Boat Building Science Kit by Thames & Kosmos is a fun constructive toy and an energy teaching science kit - in one. With the enclosed 40 building pieces you can construct a moving solar boat and 5 other vehicle models. This solar power science kit uses an innovative motor module that can be powered by a solar cell or batteries. Construct a solar catamaran driven by a fan boat-like propeller, a windmill, airplane model, spaceship model, fan, and rocket model following the 32-page illustrated instructions from the Solar Boat Building Science Kit. This solar power science toy from Educational Toys Planet explains and provides hands-on experience how solar panels convert energy from sunlight into electricity to drive the motor and move their vehicle models.