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Topic (Course) 
Technology 
Type 
$? 
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Building Houses Activity

Operations with numbers (Math 1) 
Java Applet 
Activity 

[1]

Students count, order, and compare the different sizes of integer bars as they make house designs using the Integer Bar applet by Jacobo Bulaevsky.
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Balancing

Addition (Math 1)+ 
Computer 
Lesson Plan 

[0]

This lesson encourages students to explore another model of subtraction, the balance. This model leads naturally to recording with equations. Students use actual and virtual pan balances in their expl...
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Fact Families

Operations with numbers (Math 1) 
Computer 
Lesson Plan 

[0]

In this lesson, the relationship of addition to subtraction is explored with books and with connecting cubes. Students search for related addition and subtraction facts for a given number using a virt...
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Finding the Balance

Operations with numbers (Math 1) 
Computer 
Lesson Plan 

[1]

This lesson encourages students to explore another model of subtraction, the balance. Students will use real and virtual balances. Students also explore recording the modeled subtraction facts in equa...
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Mental Math

Mental math (Math 1) 
Computer 
Lesson Plan 

[7]

Mental math teaching strategy for capturing the attention of a class. Provides game suggestions and problem examples.
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Wrapping Up the Unit

Subtraction (Math 1) 
Computer 
Lesson Plan 

[1]

Students visit five stations to review the meanings for subtraction. They practice comparative subtraction in a variety of formats.

Episode 7: Addition

Addition (Math 1) 
Flash 
Lesson Plan 

[8]

Activities to explore addition of numbers up to 12.
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Episode 8: Subtraction

Subtraction (Math 1) 
Flash 
Lesson Plan 

[1]

Activities to introduce the concept of subtraction as the inverse of addition.
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KenKen for Younger Learners

Operations with numbers (Math 1) 
iPad 
Lesson Plan 

[0]

Use KenKen puzzles to improve arithmetic and reasoning skills. Students will:

Mental Math Techniques

Mental math (Math 1) 
Computer 
Support Material 

[1]

Mental math techniques:
 Counting on and back
 Break apart
 Equal additions
 Compensation
 Compatible numbers
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Simply Number Sense  Mental M...

Mental math (Math 1) 
Computer 
Support Material 

[0]

Mental math tips and tricks; covers multiplication and division.
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TeachingTools.com

Operations with numbers (Math 1)+ 
Computer 
Support Material 
$ 
[1]

TeachingTools.com contains a series of online "tools" enabling you to quickly generate an almost infinite number of math (and other subjects) worksheets and their answer keys.
You can then choose to...
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Math Cruncher

Addition (Math 1)+ 
Android 
Tool 

[0]

Features of Math Cruncher include,
* solving simple equations before they hit the ground
* solving the bonus equations to help yourself survive in the game and reach the highest score.
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Math Tablet

Operations with numbers (Math 1) 
Android 
Tool 
$ 
[1]

This is a virtual manipulative to support developing number sense and arithmetic concepts. Two subquantities together result in a new total quantity. This is called addition. And if you take away a s...
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Touch Integers ℤ (+  × ...

Operations with numbers (Math 1) 
Android 
Tool 

[0]

The fundamental theorem of arithmetic, also known as the unique factorization theorem or the uniqueprimefactorization theorem, states that every integer greater than 1 either is prime itself or is t...
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Touch decimals Place value ±

Addition (Math 1)+ 
Android 
Tool 

[1]

This touch decimal app has a double interactive place value chart, with up to 40 decimal columns. It is a mathematical analogy with positive and negative tokens. It is designed to:

Whole Calculator

Addition (Math 1)+ 
Android 
Tool 

[0]

This app functions as a calculator for the set of the natural numbers (N). Type the numerical operations and view the both inputs and the result in words.
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Two Less Than  PDA version

Mental math (Math 1) 
Calculator 
Tool 

[2]

Select the number that is "two less than" the highlighted number.
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Develop Strategies for Mental ...

Mental math (Math 1) 
Computer 
Tool 

[0]

Mental math lessons and practice. Covers "compatible numbers", estimating, the Distributive Property, and finding patterns.
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Estimating Whole Numbers and D...

Estimation (Math 1) 
Computer 
Tool 
$ 
[0]

Alterable worksheet allows students to estimate the location of points on unmarked number lines, on the intervals [0, 50] and [0, 100]. Fee required to print: see this page.
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Estimating Whole Numbers and D...

Estimation (Math 1) 
Computer 
Tool 
$ 
[0]

Alterable worksheet in which students estimate the positions of points on unmarked number lines, on the intervals [0, 100], [0,1000], [10, 0], [100, 0]. Fee required for printing: see this page.
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Grouping and Grazing

Addition (Math 1)+ 
Computer 
Tool 

[1]

Help the alien spaceship move cows into corrals by counting, adding, and subtracting. This activity helps children learn grouping, tally marks, and place value. As they master counting, they can move ...
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How Many Under the Shell?

Addition (Math 1)+ 
Computer 
Tool 

[0]

After Okta hides some bubbles under a shell, he then either adds more bubbles or takes some away. Students determine how many bubbles are left under the shell.
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Write the Correct Numbers in t...

Addition (Math 1)+ 
Computer 
Tool 
$ 
[0]

Alterable worksheet in which students fill in blanks, adding and subtracting in powers of ten. Fee required to print: see this page.
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Addition Table

Addition (Math 1)+ 
Flash 
Tool 

[1]

The object of this game is to fill the whole addition table with the numbered tiles. Users can pick up and drag each tile to its correct cell with the mouse. If the cell in the table is clicked, its a...
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