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Interactive
Physics Aviary

Physics Aviary: Approximate Speed in Traffic Challenge

For Students 9th - 10th
This game is designed to help students use mental math to find the average speed of traffic. A video which helps explain the program is here: https://www.youtube.com/watch?v=SZV-RmyPc90&feature=youtu.be
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Lesson Plan
Better Lesson

Better Lesson: Distributive Property

For Teachers 6th
This lesson will show students how easy mental math can be when using the distributive property.
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Lesson Plan
Better Lesson

Better Lesson: Decomposing Given Large Areas, Day 3

For Teachers 3rd Standards
Third graders work with decomposing arrays in order to practice finding small areas and putting the totals together. In this third lesson plan, they will work on finding smaller areas that make mental math more feasible.
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Professional Doc
Primary Resources

Primary Resources: Addition and Subtraction Higher Numbers

For Teachers Pre-K - 1st Standards
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...
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Website
University of Saskatchewan (Canada)

University of Saskatchewan: Emr: Exercises in Math Readiness

For Students 9th - 10th
The University of Saskatchewan offers this resource for the review of mathematical concepts that students need to enter university level math courses. Topics include mental arithmetic, algebra, geometry, trigonometry, exponential and...
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Website
US Department of Education

Helping Your Child Learn Math: Math for the Fun of It

For Students Pre-K - 1st Standards
This compilation of math activities engages parents and children in the use of math whenever they are at home. Packed with concise, high interest activities, related illustrations, detailed "parent pointers," and easy to following...
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Website
US Department of Education

Helping Your Child Learn Math: Math at the Grocery Store

For Students Pre-K - 1st
Make grocery shopping a mathematical experience. Parents and children explore a variety of math concepts through this collection of engaging math activities. Lesson are presented in varying levels of difficulty, offer "Parent Pointers"...
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Activity
Teachnology

Teachnology: Arithmetic Theme

For Teachers Pre-K - 1st Standards
Arithmetic Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media to support addition, subtraction, multiplication and division.
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Activity
Teachnology

Teachnology: Arithmetic Theme

For Teachers Pre-K - 1st Standards
Arithmetic Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media to support addition, subtraction, multiplication and division.
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Lesson Plan
PBS

Pbs Learning Media: Move That Math: Lesson Plan

For Teachers 2nd - 5th
Combine addition of numbers identified from playing cards with physical activity to engage students and increase overall fitness. This lesson plan describes a twenty to twenty five minute series of activities that require two decks of...
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Bbq Party: Counting Forwards & Backwards

For Students 2nd - 3rd Standards
Explore counting and number patterns with Lily as she throws a BBQ party.
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Interactive
University of Waterloo (Canada)

Math Frog: Arithmagic

For Students 1st - 6th
Practice operations of mental math while the program timer runs.
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Whiteboard
ClassFlow

Class Flow: Estimation

For Teachers 4th - 6th Standards
[Free Registration/Login Required] After this lesson, students will be able to solve problems using a variety of mental math strategies.
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Interactive
Varsity Tutors

Varsity Tutors: Aplus Math: Addition Matho

For Students 1st - 8th
Students can practice their addition facts playing Addition MATHO, a combination of math and bingo! This is a great timed mental math activity.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: The Meaning of Multiplication: Mental Calculation

For Students 3rd - 8th Standards
If you are looking for a website that explains and defines the basics of mental multiplication with helpful hints then you have arrived at an excellent resource. There are even practice problems at the very end of the lesson.
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Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Figuras Magicas

For Students 3rd - 8th Standards
In Spanish. This site contains many games for practicing mental numerical calculation of basic operations.
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Interactive
National Institute of Educational Technologies and Teacher Training (Spain)

Ministerio De Educacion: Ajedrez

For Students 9th - 10th
Practice your mental skills with the game of chess. A group of two players are needed for this game.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Australlia Bbq Party: Addition

For Students 3rd - 5th
Students will complete a series of learning games to practice addition with standard algorithms.
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Interactive
Other

P.u.e.m.a.c.: Juegos

For Students 9th - 10th
Try these interactive math games to test and train the mind. Good explanation is given for each of the games. Requires Java.
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Activity
National Institute of Educational Technologies and Teacher Training (Spain)

Ministerio De Educacion: El Juego Del 15

For Students 3rd - 8th
Take this challenge by trying to put in order the pieces from 1 through 15. Geogebra plugin required.
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Activity
National Institute of Educational Technologies and Teacher Training (Spain)

Ministerio De Educacion: Doce Cerillas

For Students 3rd - 8th
See if you can connect the dots of the same color with horizontal and vertical segments without leaving the grid and without intersecting the lines or crossing the colored dots.
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Lesson Plan
Alabama Learning Exchange

Alex: It's Automatic! More or Less With Ten

For Teachers 1st - 2nd Standards
For this lesson, students will observe patterns with the use of a Hundreds Chart, web-based practice (IXL Hundreds Chart Practice), and by playing a game (10 More or 10 Less). The patterns noticed through the various activities will help...
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Website
US Department of Education

Helping Your Child Learn Math: Math on the Go

For Students Pre-K - 1st
Parents and children explore math in the world around them in this collection of math activities. Simple, engaging, and fun, these lessons offer learners the opportunity to discover math even when they're "on the go." An excellent...
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Activity
Can Teach

Can Teach: Who Has More or Less?

For Teachers 2nd - 4th
Want to practice addition and subtraction skills in a new and exciting way? Use this online math lesson card game activity.

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