Weltman has masterfully curated a collection of activities that open doors to profound and curious mathematical questions. Some of these questions are written into the text ("Did you know you can fit an infinite number of circles into a finite space?" Wait. WHAT?!), however most questions Weltman magically tucks away inside unmade art waiting to be created and discovered by the reader.

# Shapeshifting and Storytelling with Tangrams

This week's book added tangrams into our math story time. The tangram is a dissection puzzle consisting of seven flat shapes, called tans, which are put together to form shapes. The objective is to form a specific shape (given only an outline or silhouette) using all seven pieces, which may not overlap. In this NPR article*,... Continue Reading →

# See and Share Geometry with Tana Hoban’s Books

With over 110 titles, Hoban's books for children are well-known and loved throughout the world. Her books help children explore the world by introducing concepts such as counting, shape, machines, colors, animals and textures.

# The Wonder-Full Wizard of Math and his Which One Doesn’t Belong? Books

This is a book of shapes. There are Triangles, Diamonds, and Spirals, Oh my! But there is much, much more. This book is about learning how to be a geometer (and more generally how to be a mathematical thinker).

# Grad School Girlfriends and A Greedy Triangle

This post is about a picture book I read to our epsilons* at a recent get-together. Here we are with nine of the ten plus a best friend (the tenth was visiting grandparents).