Gerry Bailey

When separated from his fellow scientists on the ice in the Arctic, Joe must learn how to survive in the harsh climate. Joe builds an igloo, goes ice fishing, and makes a few animal friends in this engaging title.

Explores the benefits and uses of the pulley.

Splitting Apart explores the benefits and uses of the wedge. RobbO and RobbEE need to build a wedge-shaped machine to move the snow piled outside their workshop. They find lots of other uses for a wedge, too.

Portrays windmills and lighthouses, homes that literally work.

Discusses how storybook homes were thought up and designed.

Rolling Along explores the benefits and uses of the wheel and axle. RobbO and RobbEE build a cart to make it easier to move a heavy load, and learn how the wheel and axle are also used for lifting and turning.

Will Joe be able to survive in the hot, scorching desert? In this exciting survival story, readers journey along with Joe as he searches for water and runs into a desert tribe.

"Presents an introduction to financial literacy and the global economy, discussing how countries trade, value their currency, and manage poverty and wealth. Includes index, glossary, and discussion questions"--

Leo teaches his cat Pallas all about triangles by applying his knowledge of geometry to their Stone Age world. Entertaining illustrations and stories provide a fun introduction to math concepts, explaining that different shapes created by the meeting of three lines are given different names. Information boxes accompany each story to explore real applications of triangles in the natural and designed world.

Leo teaches his cat Pallas all about squares by applying his knowledge of geometry to their Stone Age world. Funny illustrations and stories provide a humorous introduction to math concepts, explaining how lines and angles of equal size form squares that frame, support, and enclose. Information boxes accompany each story to explore real applications of squares in the natural and designed world.