Wheels & AxlesThrough carefully leveled text and powerful images, explores wheels and axles, a useful simple machine.

Conversational questions like “How small can medical robots get

and how a team works together to score points

Each title surveys the featured company’s history

Playfully portrayed in rhyme by Diane Z

From tool-wielding chimpanzees to tree-hammering woodpeckers

each book also features vocabulary specific to its place in the world

A timeline spotlights the period when the dinosaur lived

how water is cleaned to be used

” Lewis lets the statistics speak for themselves

and modes of racing

Starting Out narrates the tale of the modern world through a child’s eyes

A talk for another post