Learning Resources Coding Critters MagiCoders: Skye the Unicorn. Skye the Unicorn is ready for a magical coding adventure! Use the coding wand to code a spell and send Skye off on a magical STEM adventure. The latest addition to the award-winning Coding Critters range, Skye introduces basic programming concepts to preschoolers. Skye comes with a coding wand, playset, multilingual coding spell book and multilingual packaging. Requires 5 AAA batteries, not included. Skye measures 10cm H x 14cm L. 22 Piece Set.