X Marks the Spot! (Coordinate Graphing)
Math Matters
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For Ages 6-8

Topic: Coordinate Graphing
Interest Level: Grades 1-3

Jake and Leo receive a mysterious postcard about treasure maps in the attic of their grandfather’s house. Following the clues, they discover the neighborhood and find that the real treasure is right in the backyard.

Praise for X Marks the Spot! (Coordinate Graphing)

Written with a good sense of the small-scale adventures that appeal to children, the story will leave readers wishing they had such an imaginative and understanding grandfather. Smath’s illustrations amplify the fun.

—ALA Booklist
Series Details
  • Interest Level: 6-8
  • Trim Size: 6.50" x 9.00"
  • Pages: 32
  • Book Features: Full-color, Original illustrations
  • ISBNs:
    978-1-57565-111-8 Paperback

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