List of products by brand The Critical Thinking Co.™

The Critical Thinking Co.™ is committed to developing students' critical thinking skills for better grades, higher test scores,…
The Critical Thinking Co.™ is committed to developing students' critical thinking skills for better grades, higher test scores, and success in life. We do not teach through drill and memorization or teach to the tests—we empower the mind!
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Word Roots, Level 1

$26.99
Students learn the meaning and spelling of roots, prefixes, and suffixes commonly used in English. Learning these word elemen...
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Word Roots, Level 3

$29.99
Students learn the meaning and spelling of roots, prefixes, and suffixes commonly used in English. Learning these word elemen...
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Word Roots, Level 2

$26.99
Students learn the meaning and spelling of roots, prefixes, and suffixes commonly used in English. Learning these word elemen...
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Word Roots, Beginning

$15.99
Students learn the meaning and spelling of roots, prefixes, and suffixes commonly used in English. Learning these word elemen...