Online ExclusiveJoin Mr. Pencil and his Doodleburg friends in the Mr. Pencil Sharpens Creativity activity book for LeapStart systems.Play games in Doodleburg to explore colours, shapes, drawing and pre-writing skills.This book is compatible with all LeapStart interactive learning systems (sold separately). A computer (sold separately) with internet is required to download books onto the LeapStart system (sold separately).Suitable for ages: 3-6 years.