Build your own robot dog Design your new best friend. Until June 17 at 11:59 p.m. you can get the Petoi Bittle for $263.97. StackSocial prices subject to change.

Cost: Robot kits can cost as little as $50 or as much as $500, depending on the number of sensors, motors and building blocks available. Most sit in the $150 to $300 range.

The kit comes with a visual programming language that makes it fast and easy to program your robot. Pick up the SunFounder Nano DIY 4-DOF Robot Kit at the here for just $49.99.

The Lego Mindstorms kit, which first appeared in 1998, lets you design and build a wide variety of robots. The new Mindstorm NXT, due out Aug. 1, is a complete revamp that makes it even easier to ...

Ciro 12-in-1 solar-powered robot kit: $26.99 $21.59 at Amazon, Save over $7: Build up to 12 different types of solar-powered robots with this kit!

Get this 2-in-1, 901-piece robot kit for $129.99, down from its typical price of $292 through January 30. Let's face it, robots are just cool — and getting more relevant to our lives every day.

Normally $25.99, this STEM kit deal is now $16.98 is a great STEM kit deal, especially if you're looking for a quality gift to give this holiday season.