Alternatively, if you want to see how this voice-controlled robot helped return the life of this attenuated aerospace engineer back to normality, watch the video below.

Small robots can be found at all levels from STEM toys for kids all the way through to complex hacker projects. Somewhere along that line between easy enough for anyone to build and interesting eno… ...

The robot even has a laser. With these–and a few other handy extras–combined, the 23-year-old made a super cool fighting robot, hence the name Nerf Tank.

The S1 is also a big RC car with a cannon that shoots squishy little gel beads and is just a lot of fun to race and do battle with other S1s. First, though, you have to build it.

If you watch one homemade Japanese RC car transformer video today, make it this one. This amazing little roadster switches from sports car to dancing robot in a few seconds and it can even walk ...