Peek inside this spring-inspired pop-up book and discover how flowers are more than just beautiful; they are critical components of the natural world. Bees buzz, hummingbirds sip, and bats flit amongst the brilliant petals. Each spread is filled with unique pop-ups, revealing pull-tabs, and captivating facts. Paper Engineering by Yoojin Kim Illustration by Kathryn Selbert Text by Nicole Yen