+
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Pass the Peas, Please

For Students Pre-K - 1st Standards
Use this game to improve your subtraction or addition skills. Gain skills in two areas at the same time! There is a "Get Printable Page," link at the top to print out materials you need. This game can also be altered to practice...
+
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Subtraction Squares

For Students Pre-K - 1st
Use this game to improve your subtraction skills. You will not only need to know your subtraction facts you will also need to figure out a strategy to win! There is a "Get Printable Page," link at the top if you want to print it out to...
+
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Criss Cross Quiz

For Students 1st - 5th Standards
Use this online game to improve your subtraction or addition skills while you play on a coordinate plane gameboard. Gain skills in two areas at the same time! This game can also be altered to practice multiplication facts. There is a...
+
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Wild Jack

For Students Pre-K - 1st
This math game is great for practice using all the operations: addition, subtraction, multiplication, and division. All you need is a deck of regular playing cards. Just follow the directions and you are in business.
+
Activity
University of Cambridge

University of Cambridge: Nrich: 2, 4, 6, 8

For Students Pre-K - 1st Standards
On this one page website sharpen your logic, addition, and subtraction skills while working on this challenge. The solution is available to double check your solution.
+
Interactive
Mr. Martini's Classroom

Mr. Martini's Classroom: Big Number Flashcards: Subtraction Through 99

For Students 1st - 5th Standards
Learners can practice subtracting two-digit numbers through 99 with these interactive flashcards. The problems change color when the correct answer is given.
+
Handout
Purple Math

Purplemath: Special Factoring: Differences of Squares

For Students 9th - 10th Standards
Demonstrates how to use the formula for finding the differences of squares, and warns against trying to factor a sum of squares.
+
Whiteboard
SMART Technologies

Smart: Same Different Shape Color Matching

For Teachers Pre-K - 1st Standards
Students will identify similarities and differences using colors and shapes in this whiteboard lesson provided by SMART.
+
Interactive
Quia

Quia: Algebra Vocabulary Games

For Students 9th - 10th
This site offers review of fifteen algebra vocabulary words. Four games are offered, including matching, flashcards, concentration, and word search.