Lets go, let's go!!! There is much to learn and lots to know! Become an arrow and follow the sparrow. Meet a hero. Fly under the sun. Go around the world and have lots of fun. Meet fabulous characters and learn lots of rhymes. The Number Factory is full of good times. This is a delightful book full of inviting illustrations that takes children on a journey through a number factory while using a simple yet easy weay to remember how to make numbers, This book is ideal for children ages 3-5, but because of the rhyming verses, even younger children will find this book ever so delightful.