Gifting a child STEM toys is a wonderful way to mix play and learning. It’s truly a win-win: As they play, STEM toys will ...

Hooked up to three sets of ultrasonic transducers, this gives the robot mouse much improved obstacle ... There’s even an IR remote enabling mode selection or full manual control.

This simple Arduino-powered robot is called Bug ... and an NRF24L01 module for remote control. All this is wrapped up in a basic 3D-printed housing that positions the ultrasonic modules ...

Instead, you control the dinosaur with a physical remote ... not a perfect toy, it's pretty darn close. At $249, it's a little pricey, but you're getting a pretty sophisticated robot that ...