Learning Resources Space Rover Coding Activity Set. Childrens STEM and coding skills will take one giant leap forward through 100% screen-free play as they code the space rover to navigate DIY obstacle courses and retrieve the space rock. Use multiple rovers at once for small-group classroom activities! Includes coding rover, astronaut, space rock, 20 coding cards, and a full-colour activity guide with classroom coding challenges. Features multilingual packaging and guide. Rover measures 13cm L x 6cm W. Requires 3 AAA batteries not included. 23 Piece Set (Ages 4+)