This activity workbook is a companion volume to the Asteroid 7 series of books. An answer key is included.

These exciting stories introduce students to a group of plucky teens in space. Characters Jones, Morga, Chandler, and Gold encounter robots, aliens, and new planets in their adventures.

Two young museum workers travel to magical places, and narrow escapes seem to be the order of the day.

This activity workbook is a companion volume to the Four Corners series of books.

In this series, exciting travels, challenging mysteries, and environmental concerns make for fascinating reading. Dr. Kidd is a distinguished ecologist and mother of teenage twins, Nell and Nate.

This activity workbook is a companion volume to the Ecology Kidds series of books. An answer key is included.

These five books feature P.J. and Carlos, who encounter a deep cave, a mysterious creature, a haunted house, a group of flying enthusiasts, and the Bermuda Triangle.

This set of five books follows kids who face challenges in their sports, including basketball, soccer, tennis, golf, and football.

This activity workbook is a companion volume to the Scoreboard series of books. An answer key is included.

This five-book set takes students on adventures around the world.