Download or read book Robotx Sloping Up and Down written by Gerald Bailey and published by Bramblekids Limited. This book was released on 2016-06-01 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: Two small robots explore science and technology in their workshop. Enriched by amusing illustrations, witty texts, photos and information boxes, young children will learn the basics of the six simple machines.