graph theory

Text and photographs describe how to make and use bar graphs, a graph that can compare numbers quickly by using pictures.

Text and photographs describe how to make and use pie graphs.

Simple text introduces children to graphs, explaining how they work and how they can be used.

Through a combination of math games, logic puzzles, activities, and hands-on demonstrations with things like prisms, kids will explore math concepts with renewed excitement.

Uses an election for class president to show how to read bar graphs, presenting the number of votes each candidate received.

Explains how to make graphs and charts through easy-to-read text and full-color photographs. Includes a glossary.

Simple games using dots and lines introduce concepts of logic and mathematics.

Teaches young readers about graphs by using a story about children who visit giraffes in a zoo.

Offers a basic explanation of graph theory.