It’s hard not to be a fan of LEGO. The humble plastic bricks from Denmark enabled many a young engineer to bring their architectural and mechanical fantasies to life. But one limitation was that you ...

What’s better than a caster? An omniwheel. These wheels are like a big wheel with little wheels at different angles that can roll in any direction. [Sonodera] built an omniwheel out of laser cut MDF.

MDF is an engineered wood often used in construction and furniture-making. MDF can be more affordable and versatile than real wood, but less durable. Choosing between MDF and plywood depends on ...