Download or read book Adi's Perfect Patterns and Loops written by Caroline Karanja and published by Raintree. This book was released on 2018-11-01 with total page 25 pages. Available in PDF, EPUB and Kindle. Book excerpt: Best friends Adi and Gabi love to play with Adi's toy train. Round and round it goes - choo choo! Watching it loop around the track gives the girls an idea. These scientific thinkers use their computer coding knowledge to put the train to work!