Swing / sports equipment

Inspired by the beauty and dynamic movements of insect constructure in nature.
Objective: provide a fun and fast way to go to school, free from carrying a heavy school bag, which help kids exercise.
1.carry a backpack or luggage easily
2.two pedals are movable, those can be put together to ride it like a kickboard
3.can move forward by pushing right and left in order. Turning and spinning is possible.
Safety: big and stable front wheel and well-balanced 360° spinnable two back wheels /
Easy to keep: foldable /
Stability: Backpack can be tied by pulling a string that attached to the inside of handle bar to the other side.