Tomorrow is #WorldTessellationDay! I've put together these great images you can share to be a part of a global holiday. If you have the book, you can post an image of you or your kids reading it. Or DIY it and do your own tessellation. Use the #WorldTessellationDay hashtag and I'll find you!
Emily Grosvenor, author of Tessalation!, a children's book about tesselations and patterns in nature.