6th Grade

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Reading Detective Book A Gr 5-6

The Critical Thinking Co. Reading Detective Boo...

These highly-effective, literature-based thinking activities develop the anal...

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Editor in Chief® Level 2

The Critical Thinking Co. Editor in Chief® Level 2

This highly acclaimed, award-winning book has easy-to-understand lessons, act...

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Science Detective A1

The Critical Thinking Co. Science Detective A1

The mind-building lessons and activities in this 176-page book teach topics a...

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The Critical Thinking Co. Mind Benders Book 3

The Critical Thinking Co. Mind Benders Book 3

This 48-page book contains several of our best-selling deductive thinking puz...

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