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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Number Line Arithmetic

Addition (PreKindergarten)+ 
Java Applet 
Tool 

[1]

Illustrates arithmetic operations using a number line.
More: lessons, discussions, ratings, reviews,...

Number Line Bars

Addition (Math 1)+ 
Java Applet 
Tool 

[1]

Use bars to show addition and subtraction on a numberline.
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Number Line Bars  Fractions

Fractions (Math 3)+ 
Java Applet 
Tool 

[0]

Divide fractions using number line bars.
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Number Line Bounce

Addition (Math 3)+ 
Java Applet 
Tool 

[5]

This virtual manipulative can be used to visualize a sequence of operations on a number line and to create number sentences representing the operations.
More: lessons, discussions, ratings, reviews,...

Number Line Counts

Ordering numbers (Kindergarten)+ 
Flash 
Tool 

[0]

Fill the number line by clicking a tick mark on it and dragging the mouse to the corresponding cluster of numbers.
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Number Line Jumps Story

Dividing fractions (Math 5)+ 
Computer 
Story 

[1]

A teacher explains how he used the SMART Notebook: Number Line Jumps file to help his students understand why the rule "invert and multiply" works when dividing fractions.
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Number Patterns

Patterns and sequences (Math 4)+ 
Java Applet 
Tool 

[2]

Arrange numbers to complete a pattern of numbers.
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Number Pieces Basic, by the Ma...

Place value (Math 1)+ 
iPad 
Tool 

[0]

Number Pieces Basic helps students develop a deeper understanding of place value while building their computation skills with multidigit numbers. Students can use the number pieces to represent multi...
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Number Pieces, by the Math Lea...

Place value (Math 3)+ 
iPad 
Tool 

[0]

Number Pieces helps students develop a deeper understanding of place value while building their computation skills with multidigit numbers. Students use the number pieces to represent multidigit num...
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Number Puzzle

Mental math (Math 1)+ 
Flash 
Tool 

[0]

Change the numbers in the blocks at the bottom of the pyramids and explore the effect on the number in the top block. What's the highest total you can get using the numbers 1 to 5 only once?
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Number Puzzles

Operations with numbers (Math 3)+ 
Java Applet 
Tool 

[1]

Solve puzzles involving arranging numbers on a diagram so that they add up to a given value.
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Number Pyramid

Addition (Kindergarten)+ 
iPad 
Tool 
$ 
[0]

Number Pyramid is a math game focusing on addition and subtraction skills. Using the information from the blocks that you know, you must calculate the values for the rest of the blocks that make up th...
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Number Rack, by The Math Learn...

Operations with numbers (Kindergarten)+ 
iPad 
Tool 

[0]

The Number Rack facilitates the natural development of children’s number sense. Rows of moveable, colored beads encourage learners to think in groups of fives and tens, helping them to explore and dis...
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Number Recognition to 10

Number sense (PreKindergarten)+ 
Flash 
Tool 

[0]

This activity develops number recognition up to 10. The activity begins with sequencing the numbers and words one to ten (1 to 10). After completing this first part, the number line resets and the seq...
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Number Sequences: I

Whole numbers (Math 2)+ 
Computer 
Tool 
$ 
[0]

Alterable worksheet in which students fill in missing numbers in sequences, counting backwards and forwards in 2's, 3's, 4's, and 5's. Fee required to print; see this page.
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Number Sequences: II

Addition (Math 2)+ 
Computer 
Tool 
$ 
[0]

Alterable worksheet in which students fill in the missing numbers in sequences, counting backwards and forwards in 6's, 7's, 8's, 9's, 10's, and 11's. Fee required to print; see this page.
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Number Sequences: III

Addition (Math 3)+ 
Computer 
Activity 
$ 
[1]

Alterable worksheet in which students fill in the missing numbers in sequences, counting forwards and backwards in 6's, 7's, 8's, 9's, 10's, 11's, 15's, 19's, 21's, and 25's. Fee required to print; s...
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Number Sequences: IV

Addition (Math 4)+ 
Computer 
Tool 
$ 
[0]

Alterable worksheet in which students fill in missing numbers in sequences, counting in steps of 0.1, 0.2, 0.25, and 0.5 Fee required to print; see this page.
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Number Stairs

Algebra and expressions (Math 5)+ 
Flash 
Tool 

[0]

This tools helps you investigate the pattern of the sums of numbers within a stair shape drawn on a 10x10 grid. What happens if you change the position of the stair? ...the size of the grid? the size ...
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Number Theory

Order of operations (Math 5)+ 
Computer 
Support Material 

[2]

Collection of illustrated descriptions intended to develop order of operations and properties of addition and multiplication. Includes questions for students to work out, with automated feedback.
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Number Track

Ordering numbers (Math 1)+ 
Flash 
Tool 

[0]

Place the number tiles into the correct order on the track. There are three levels of difficulty, with an option to make your own number track arrangements.
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Number Train

Number sense (PreKindergarten) 
Computer 
Tool 

[0]

As the shockwave activity opens there is a train engine labeled with a "1" and a car. Students are directed by sound and text to move the car behind the engine. After ten cars have been added to the t...
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Number Triangle Level 1

Addition (Math 2)+ 
Flash 
Tool 

[2]

First level in a set of three Number Triangle activities. They are an electronic version of flash cards emphasizing fact families. An addition/subtraction Number Triangle has two addends and a sum; a ...
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Number Triangle Level 2

Multiplication (Math 2)+ 
Flash 
Tool 

[1]

Second level in a set of three Number Triangle activities. They are an electronic version of flash cards emphasizing fact families. An addition/subtraction Number Triangle has two addends and a sum; a...
More: lessons, discussions, ratings, reviews,...

Number Triangle Level 3

Operations with numbers (Math 2)+ 
Flash 
Tool 

[2]

Third level in a set of three Number Triangle activities. They are an electronic version of flash cards emphasizing fact families. An addition/subtraction Number Triangle has two addends and a sum; a ...
More: lessons, discussions, ratings, reviews,...

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