As far as I've been able to determine, Janice Novakowski was the first teacher to use my book in the classroom.
For the 4th stop of the Tessalation! blog tour, she posts about that experience, using the book as a launchpad for a discussion of tessellations and math play with shapes.
Read Janice's entire post here.
Emily Grosvenor, author of Tessalation!, a children's book about tesselations and patterns in nature.