Earth-Friendly Math Crafts: Green Stem

Shapes, games, boxes, and more Crafters will love these math-themed crafts made from odds and ends you already have on hand. Turn cardboard into a working scale, use fractions to give rain boots a splash of color, and let geometry inspire emoji photo props from recycled paper. Color photos and step-by-step instructions will walk readers through each project. Extend learning with more detailed how-to images, accessible online via a QR code.