Why does the earth spin? How is a rainbow formed? Feed the flame of curiosity in your child, and find out the answers to some of those age-old questions about how the world works.

If your child loves math puzzles like KenKen or Sudoku, she'll enjoy these mind-bending exercises! Practice multiplication, division and even some algebra with these puzzles.

The best kind of mental workout! Enjoy calculating the mystery numbers, identifying the mystery digits, spotting patterns, playing games, and even drawing pictures with these engaging math puzzles.

Learn about westward expansion and the people and event that shaped the American West in this fascinating workbook! 

Children learn about a variety of aspects of Native American life and culture in this social studies workbook.