Sir Cumference and the Isle of Immeter

Incredible bedtime story series for kids like mine with a wide-eyed love for math (yes, he's on the spectrum). So lucky to have been introduced to this so early......more

Back in the days of Camelot, people knew geometry, but they learned it in adventures instead of textbooks. Per of Ameter played a game created by the Countess Areana in which they figured the outside edges and inner pieces of shapes made with the same size squares. Their skill at this game allowed t......more

In this one we learn by using an orange, that one could half each orange slice and lay the sides together "heads to tails" to create a rectangle. When you do, this illustrates that half of the slices equal the length of the rectangle. In other words, the length of the rectangle is equal to half a ci......more

Best for kids ages 6 and up. Early Literacy Skills: Vocabulary, Narrative Skills From cover: Who can solve this circular mystery? Young Per loves to play games. When she visits her uncle Sir Cumference and her aunt Lady Di of Amerter, they teach her a new game. But the game has a hidden message that poi......more

This is a good book for a read-aloud experience with students in grades 3 - 5. The book is engaging, and young learners will enjoy the mysterious adventure in the book as Per solves perimeters and areas of more complex figures that are key-shaped during his adventure. In addition, the concept of cir......more