2in1 Creative Building Bricks Set (333PCS) -- Choose your prefer model from 2 different design and build it step by step by following our instruction manual, having fun while building A Remote Control Vehicle -- Once finished assembling, You will be able to control it with the controller (27mHz), Easy to move forward, backward and turning direction, it will bring you a easy and funny experience in driving, suitable for starters in the rc toys and game, PLEASE NOTE: Product requires 3xAAA & 3xAA batteries which are NOT Included in the package Educational Engineering Building Kit -- This is a great STEM toys for boys & girls age 6+ for learning of mechanics and engineering, bricks are in compatible design, it will offer endless of creativity for kids while building with their own imagination and creation, a challenging toy for children could help improve their thinking and problem solving ability. Compatible Bricks -- All The Parts and Pieces are Compatible with Other Brands bricks and they can be used together to build more complicated creation Great Gift for Kids -- Best Choice for Children Birthday Presents, Christmas Holiday Gift, Party Favors, Suitable for Aged 6-12 Kids and Kindergarden & Preschool Students, Note: Parent's Assistance may Needed for Kids age 6 while building