Fun & Games

The latest DIY ideas, techniques and tools for bikes, rockets, R/C vehicles, toys and other diversions.

Quadrotor Formation Flying

The University of Pennsylvania’s GRASP Lab, famous for those crazy quadrotors that can fly through windows and hula hoops, has been working on getting groups of the robots to fly together in formation. Just like with a formation of fighter jets, there’s a leader robot in each squad along with several follower robots. The followers […]

Lego Master Chief Armor

Lego Master Chief Armor

The Brothers Brick Lego website has a fascinating post by Ben Caulkins, who spent 6 months building Master Chief armor completely out of Lego. (I)t was after I saw some really amazing LEGO creations at my first LEGO convention, Brickworld, that I really seriously started thinking about it. At first it was just a fantasy, […]

The Diving Spudmarine

As a kid with two older brothers, I knew how important it was to be the first to crack open a new box of cereal and sift through the contents for the toy inside. I remember fishing out a plastic toy submarine and I absolutely loved it. When you filled the submarine’s compartment with baking […]

Lego Mindstorms Eggbot

Lego Mindstorms Eggbot

Mike Brandl’s Globe Plotter can draw the shapes of the continents on a white ball. For this robot the coordinates of the continents were prepared as a zigzag line, drawn with a green felt tip pen. After the continents are drawn the robot switches colors from green to black. With this pen the continents are […]