[儿童组装机器手套装降价] Thames & Kosmos Mega Cyborg Hand STEM Kit Just $20.99

On Amazon where you can now get this Thames & Kosmos Mega Cyborg Hand Kit for just $20.99 (regularly $39.95) after you clip the $6.98 digital coupon!

Your kids can build their own wearable mechanical hand they can operate with their fingers. The hydraulic pistons allowed the fingers to open close and grip objects. You can use it on your right hand, left hand, or claw-like because it’s adjustable to fit on any size hand. The best part is it requires no batteries or motors at all!