Caldecott Honor winner Grace Lin celebrates math for every kid, everywhere! Olivia wants to make a colorful birdhouse for summer. She starts painting a pattern of stripes on the roof but then oops!—messes up. Now what? Explore patterns in this playful story about creative problem-solving. Storytelling Math celebrates children using math in their daily adventures as they play, build, and discover the world around them. Joyful stories and hands-on activities make it easy for kids and their grown-ups to explore everyday math together. Developed in collaboration with math experts at STEM education nonprofit TERC, under a grant from the Heising-Simons Foundation.