Engineering & Robotics

The intelligent remote control robot has multiple modes that can talk and listen, can move forward/backward and left/right, can change your voice a...

SpyX DIY Kit - Make Your Own Spy Device! Connect the circuits and build your own real working spy gadget.  Learn the science behind SpyX Surveillan...

SpyX DIY Kit - Make Your Own Spy Device!  A cool scientific toy that guides you to build your own spy motion detector device that really works! Con...

SpyX DIY Kit - Make Your Own Spy Device!  A cool scientific toy that you can build your own spy listening device. You will be surprised that how cl...

The RC fighting robots punch each other; the one who complete 5 hits first win a round! Real time infrared wireless control technology + 6 LED ligh...