“This was the best money I have ever spent on a teaching tool.” ~ a teacher in Wisconsin

Broken Calculator: 2-Digit Addition

Broken Calculator: 2-Digit Addition

Broken Calculator: 2-Digit Subtraction

Broken Calculator: 2-Digit Subtraction

Adding and Subtracting Fruit

Adding and Subtracting Fruit

Use super cute fruit to introduce algebraic thinking to your young math students.

Back to School Math Worksheets

Back to School Math Worksheets

In these math problems, the solution is already given. But another number is missing!

Contig

Contig

Roll three dice and combine them using any mathematical operation. But be strategic to maximize your points!

Spring Math Worksheets: Addition and Subtraction

Spring Math Worksheets: Addition and Subtraction

Four sets of 2-digit and 3-digit addition and subtraction practice. But the unknown isn’t where you expect it to be!

Racetrack – Race Around A Graph

Racetrack – Race Around A Graph

How fast do you get your mathematical car going without crashing?

Game: Number Scrabble

Game: Number Scrabble

What if we played Tic-Tac-Toe with numbers and instead of three-in-a-row, we add up to 15? Well… then we’d have Number Scrabble!

Math Curiosity: Goldbach’s Conjecture

Math Curiosity: Goldbach’s Conjecture

Can any even number be written as the sum of two primes? Goldbach thought so, but we haven’t proven it… yet!

Evens and Odds – Addition and Subtraction

Evens and Odds – Addition and Subtraction

When we’re adding and subtracting, do evens make odds into evens? Do odds make evens odd? Which one has… more power!?

How Many Ways: Times Equals Minus

How Many Ways: Times Equals Minus

How many different ways can you make this math statement true using only the digits one through nine?

Math Curiosity: Magic Squares

Math Curiosity: Magic Squares

Imagine a 3×3 square in which every row, column, and diagonal have the same sum. That’s a magic square!

Fraction Puzzlers: Add and Subtract Fractions To Reach A Number

Fraction Puzzlers: Add and Subtract Fractions To Reach A Number

You only have six digits to form three fractions. Can you combine them to get to 0?

Math Curiosity: Palindromic Number Conjecture

Math Curiosity: Palindromic Number Conjecture

Using this one weird trick, it seems that you can turn any number into a palindrome!

The Game of 100

The Game of 100

Who can get to 100 first in this simple, but delightful, math game?