Learning, Experience and Review the Makeblock 3 in 1 mBot Ranger Robot Kit

Makeblock 3 in 1 mBot Ranger Robot Kit is a three-in-one STEM (Science, Technology, Engineering & Mathematics) Educational robot kit which offers the ability to create a Robot Tank, Three-Wheeled Racing Car and a Self-Balance Car. Product: http://www.gearbest.com/kits/pp_355358.html Details: http://ediy.com.my/blog/item/140-mbot-ranger-robot-kit http://www.instructables.com/id/Learning-Experience-and-Review-the-Makeblock-3-in-/ Download: https://github.com/smching/Obstacle-Avoiding-Robot