Speed Sensor Baseball That Measure Speed

Did you ever wonder how fast is a baseball you throw? Well, formerly it use camera to record the the flying ball and use dedicated software to calculate the speed of it. That is normally for professionally use only, we ordinary people seldom have to chance to know our throwing Read more…

Ping Pong Door

This is really cool! I always wanted a ping pong table in my apartment. But due to limited place, there is no way to put a ping pong table in the house. This ping pong door somehow solve the problem. When upright, it performs like a standard door but, it’s Read more…