Over 15 million views on YouTube! Chug along with a farmer and his tractor on this multi-season animal adventure! A busy farmer picks up fifteen animals along his route, but when his trailer hits a stone, chaos ensues. This colorful book, now in board book format, combines simple counting instruction with humor, repetition and rhythm to encourage learning fun. Includes educational endnotes on the different machines farmers use and the crops they grow! Includes QR code access to audio singalong and video animation.