Teacher Resources

Scratch Your Brain® A1: Grades 2-3

Scratch Your Brain® activities develop your students’ math and problem-solving skills along with boosting their confidence, competence, and test scores. This book contains a variety of engaging, often humorous, activities, puzzles,... More.

Scratch Your Brain® B1: Grades 4-5

Scratch Your Brain® activities develop your students’ math and problem-solving skills along with boosting their confidence, competence, and test scores. This book contains a variety of engaging, often humorous, activities, puzzles,... More.

Scratch Your Brain® C1: Grades 6-8

Scratch Your Brain® activities develop your students’ math and problem-solving skills along with boosting their confidence, competence, and test scores. This book contains a variety of engaging, often humorous, activities, puzzles,... More.

How Big is a Foot?

The king wants to give the queen something special for her birthday. The queen has everything, everything except a bed. The trouble is that no one in the kingdom knows the answer to a very important question – how big is a bed? Why? Because beds h... More.

Inchworm and a Half

What’s a fraction? A puzzled inchworm finds out when she enlists the aid of 1/2", 1/3", and 1/4" worms in her quest to measure all the vegetables in their garden. New lengths bring new fractions to conquer, but the clever worms prove e... More.

The Doorbell Rang

Combine this interesting book with easy-to-use manipulatives to make exploration of time and money exciting. 24 pages. Grades PreK-3. More.

A Remainder of One

Teach division with this tale about a lonely bug who wants to find his place in line! 32 pages. Grades PreK-3. More.

One Hundred Hungry Ants

Opportunities for counting, classifying, and adding are in this story with a surprise ending. 32 pages. Grades PreK-3. More.

Counting On Frank

Henry and his big dog, Frank, count and compare their way through a normal day. 28 pages. Grades PreK-3. More.

G is for Googol: A Math Alphabet Book

Ranging freely from exponents to light-years to numbers found in nature, this smorgasbord of math concepts and trivia makes a perfect classroom companion. Even the most reluctant math student will be drawn in by the author’s trademark wit, qui... More.