Tree trunk chair

Seat carved in a trunk.

Mud slide

Rural children, not having facilities of a park or a water slide, play over a natural mud slide.

Bike roof

Biker rigs the motor bike up with a detachable roof to avoid rain / sunlight.

Self made ramp rig

A self made ramp for roller blades and skaters.

Cigarette and ranks

Solider hides cigarettes in ranks.

Auto-sweeping with obstacle averting toy cars

We've all had those toy cars that have a spinning wheel in the middle to avert obstacle... tie up a sweeping rug in front of the car and let it sweep the floor. As the car moves through the floor, it will reroute as it runs into obstacles in a somewhat similar way to more expensive sweeping robots.

DIY book shelf safe

A steganographic bookshelf safe to hide your stuff in a security by obscurity model that you can create your self.