"An innovative, hilarious, and expansive picture book about the biggest question of all: What is life?"-- Provided by publisher.

Discusses the formation, traits, and functions of various kinds of cells in living organisms.

All living things, from bacteria to bees to maple trees to monkeys, have something in common: they are made of cells! Dive in to find out all about cells - life's amazing mini machines. You'll discover what's inside a cell, things cells do to keep us alive, and just how mind-boggling cell diversity can be!