The store will not work correctly when cookies are disabled.
200+ Award-Winning Textbooks & Activity Books!
Reading, Writing, Math, Science, Social Studies
Search by
Grade & Subject
Search by
Title, No., or ISBN
--- Or ---
Search by Book Series
- Search by Book Series
-
Algebra I & II
Gr. 7-12+
-
Algebra Magic Tricks
Gr. 2-12+
-
Algebra Word Problems
Gr. 7-12+
-
Balance Benders
Gr. 2-12+
-
Balance Math & More!
Gr. 2-12+
-
Basics of Critical Thinking
Gr. 4-7
-
Brain Stretchers
Gr. 5-12+
-
Building Thinking Skills
Gr. Toddler-12+
-
Building Writing Skills
Gr. 3-7
-
Bundles - Critical Thinking
Gr. PreK-9
-
Bundles - Language Arts
Gr. K-8
-
Bundles - Mathematics
Gr. PreK-9
-
Bundles - Multi-Subject Curriculum
Gr. PreK-12+
-
Bundles - Test Prep
Gr. Toddler-12+
-
Can You Find Me?
Gr. PreK-1
-
Complete the Picture Math
Gr. 1-3
-
Cornell Critical Thinking Tests
Gr. 5-12+
-
Cranium Crackers
Gr. 3-12+
-
Creative Problem Solving
Gr. PreK-2
-
Critical Thinking Activities to Improve Writing
Gr. 4-12+
-
Critical Thinking Coloring
Gr. PreK-2
-
Critical Thinking Detective
Gr. 3-12+
-
Critical Thinking Tests
Gr. PreK-6
-
Critical Thinking for Reading Comprehension
Gr. 1-5
-
Critical Thinking in United States History
Gr. 6-12+
-
CrossNumber Math Puzzles
Gr. 4-10
-
Crypt-O-Words
Gr. 2-7
-
Crypto Mind Benders
Gr. 3-12+
-
Daily Mind Builders
Gr. 5-12+
-
Dare to Compare Math
Gr. 2-7
-
Developing Critical Thinking through Science
Gr. 1-8
-
Dr. DooRiddles
Gr. PreK-12+
-
Dr. Funster's
Gr. 2-12+
-
Editor in Chief
Gr. 2-12+
-
Fun-Time Phonics!
Gr. PreK-2
-
Half 'n Half Animals
Gr. K-4
-
Hands-On Thinking Skills
Gr. K-1
-
Inference Jones
Gr. 1-6
-
James Madison
Gr. 10-12+
-
Jumbles
Gr. 3-5
-
Language Mechanic
Gr. 4-7
-
Language Smarts
Gr. 1-4
-
Mastering Logic & Math Problem Solving
Gr. 6-9
-
Math Analogies
Gr. K-9
-
Math Detective
Gr. 3-8
-
Math Games
Gr. 3-8
-
Math Mind Benders
Gr. 5-12+
-
Math Ties
Gr. 4-8
-
Math Word Problems
Gr. 4-10
-
Mathematical Reasoning
Gr. Toddler-11
-
Middle School Science
Gr. 6-8
-
Mind Benders
Gr. PreK-12+
-
Mind Building Math
Gr. K-1
-
Mind Building Reading
Gr. K-1
-
Novel Thinking
Gr. 3-6
-
OLSAT® Test Prep
Gr. PreK-K
-
Organizing Thinking
Gr. 2-8
-
Pattern Explorer
Gr. 3-9
-
Practical Critical Thinking
Gr. 8-12+
-
Punctuation Puzzler
Gr. 3-8
-
Reading Detective
Gr. 3-12+
-
Red Herring Mysteries
Gr. 4-12+
-
Red Herrings Science Mysteries
Gr. 4-9
-
Science Detective
Gr. 3-6
-
Science Mind Benders
Gr. PreK-3
-
Science Vocabulary Crossword Puzzles
Gr. 4-6
-
Sciencewise
Gr. 4-12+
-
Scratch Your Brain
Gr. 2-12+
-
Sentence Diagramming
Gr. 3-12+
-
Smarty Pants Puzzles
Gr. 3-12+
-
Snailopolis
Gr. K-4
-
Something's Fishy at Lake Iwannafisha
Gr. 5-9
-
Teaching Technology
Gr. 3-12+
-
Tell Me a Story
Gr. PreK-1
-
Think Analogies
Gr. 3-12+
-
Think and Write
Gr. 3-8
-
Think-A-Grams
Gr. 4-12+
-
Thinking About Time
Gr. 3-6
-
Thinking Connections
Gr. 4-12+
-
Thinking Directionally
Gr. 2-6
-
Thinking Skills & Key Concepts
Gr. PreK-2
-
Thinking Skills for Tests
Gr. PreK-5
-
U.S. History Detective
Gr. 8-12+
-
Understanding Fractions
Gr. 2-6
-
Visual Perceptual Skill Building
Gr. PreK-3
-
Vocabulary Riddles
Gr. 4-8
-
Vocabulary Smarts
Gr. 2-5
-
Vocabulary Virtuoso
Gr. 2-12+
-
What Would You Do?
Gr. 2-12+
-
Who Is This Kid? Colleges Want to Know!
Gr. 9-12+
-
Word Explorer
Gr. 6-8
-
Word Roots
Gr. 3-12+
-
World History Detective
Gr. 6-12+
-
Writing Detective
Gr. 3-6
-
You Decide!
Gr. 6-12+
You have to specify at least one search term.
Dare to Compare Math: Beginning
Using Calculations to Make a Comparison & Come to a Decision
Description and Features
Comparisons provide a motivating backdrop to perform mathematical calculations in a wide range of contexts
View Sample Pages 