The reviewer has been compensated in the form of a Best Buy Gift Card and/or received the product/service at a reduced price or for free. Learn Coding through Play with the Sphero SPRK+ Robot Kit. STEM and SPRK+ STEM stands for Science, Technology, Engineering and Math and STEM products encourage kids to develop core skills in these areas. Best Buy carries products from basic learning games to advanced toys designed to stimulate a child's mind in the STEM areas, helping to develop logic and problem solving skills. That's what is inside my new friend SPRK+- pretty amazing isn't it? What