Crisscross, zigzag, bowtie, devil, angel, or star: which are the longest, the shortest, the strongest, and the weakest lacings? Pondering the mathematics of shoelaces, the author paints a vivid picture of the simple, beautiful, and surprising characterizations of the most common shoelace patterns. The mathematics involved is an attractive mix of combinatorics and elementary calculus. This book will be enjoyed by mathematically minded people for as long as there are shoes to lace.Burkard Polster is a well-known mathematical juggler, magician, origami expert, bubble-master, shoelace charmer, and "Count von Count" impersonator. His previous books include A Geometrical Picture Book, The Mathematics of Juggling, and QED: Beauty in Mathematical Proof.

"Includes make-it-yourself model shoe"--Back cover.

Learn how to tie your laces with this wonderful, new addition to the Tiny Tots range. With a practice lace and an easy, step-by-step guide, this delightful book is fantastic for little lace-learners.

Children aged 4+ can learn to tie their own shoelaces with this novelty activity book. It includes an integral practice shoe and lace on the inside back cover to make learning to tie shoelaces easy and fun! The fun characters and rhyming text will help children remember the important rules for learning to tie their laces in three different ways, so they can quickly master this key life skill.

Steven has trouble learning to tie his shoes but hates to admit it.

James Miller is a typical teenage boy with an attitude. With Christmas just around the corner, James has a new car at the top of his Christmas wish list. An entitled young man from a privileged family, James lives in his own perfect self-centered world until he receives news that shatters his young existence. Grief-stricken, he strikes out and eventually comes to realize that there is more to life than his own drama. This sweet tale will be a welcome addition under every Christmas tree this holiday season. Shoelaces for Christmas reminds us that Christmas is a time for healing, and miracles do still happen.

Metelis wants to go for a walk but she can't find her shoelaces! What will she do? This is a beautifully illustrated book for 4-8 year old readers. Proceeds from this sale benefit nonprofit organisation Library For All, helping children around the world learn to read.