"The most positive characteristic of the Mathematical Reasoning books are the higher order thinking skills that the content encourages. As an educator, I can appreciate that the skills involve multi-steps and hands-on manipulation."
-iParenting Media reviewer
"Building Thinking Skills® has improved our son's test-taking skills and made him a more logical thinker, which helps him learn more effectively in all subject areas. These are wonderfully effective books and I highly recommend them."
-Epinions.com
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-Marianne Fick, FL