Learn about basic physics concepts through interactive invention creation. Design and build unique machines using available parts. Test inventions to see how they function and solve puzzles.
Fly aircraft including helicopters and airplanes over Himalayan terrain. Land on icy lakes and mountain runways. Navigate changing weather conditions. Earn points to unlock new missions and planes. Track progress through challenges and upgrades.
Create from photos by selecting an image and dividing it into pieces. Customize difficulty and layout. Share completed with others. Track progress and revisit previous .
Defend towers against waves of enemies using strategy and upgrades. Choose upgrades to strengthen the tower indefinitely. Play tower with click-based attacks. Collect resources to increase tower attack and health.