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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Building Houses Activity

Operations with numbers (PreKindergarten) 
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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Episode 7: Addition

Addition (PreKindergarten) 
Flash 
Lesson Plan 

[8]

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

Subtraction (PreKindergarten) 
Flash 
Lesson Plan 

[1]

Activities to introduce the concept of subtraction as the inverse of addition.
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Math Tablet

Operations with numbers (PreKindergarten) 
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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Whole Calculator

Addition (PreKindergarten)+ 
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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Count Us In: Game 7

Addition (PreKindergarten) 
Flash 
Tool 

[12]

The bus number tells you how many children you should put on the bus. Click and drag the children, in as many different ways as you can. When they are sitting down, click "check number" to make the bu...
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Count Us In: Game 8

Subtraction (PreKindergarten) 
Flash 
Tool 

[0]

Count the number of pins that will still be standing. Type in that number. Click on the bowling ball or hit enter. If the number is correct the ball will bowl. Keep going until you have reached zero. ...
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Counting Using Money

Addition (PreKindergarten) 
Flash 
Tool 

[0]

Designed to assess or reinforce children's understanding of number sequence and counting to 10, this activity can also introduce addition by using coins to support the counting activity.
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Arithmetic Quiz

Operations with numbers (PreKindergarten) 
Java Applet 
Tool 

[1]

This activity allows the user to practice addition, subtraction, multiplication, and division, with variable difficulty, type of problem, and time allowed. Scoring is also an option.
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Base Blocks

Operations with numbers (PreKindergarten) 
Java Applet 
Tool 

[10]

Illustrate addition and subtraction in a variety of bases.
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Number Line Arithmetic

Addition (PreKindergarten)+ 
Java Applet 
Tool 

[1]

Illustrates arithmetic operations using a number line.
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Let's Count

Addition (PreKindergarten) 
JavaScript 
Tool 

[3]

This site features counting activities with the numbers from one to ten. The activities give preK to grade 1 students practice in counting, using both symbols and names of the numbers. In the activiti...
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First Grade Splash Math [HD Fu...

Operations with numbers (PreKindergarten) 
iPad 
Tool 
$ 
[1]

Splash Math HD is the full version of this app with 13 chapters covering over 185 math skills and a supply of problems appropriate for first grade students.
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HandsOn Math Number Sense

Operations with numbers (PreKindergarten) 
iPad 
Tool 
$ 
[0]

HandsOn Math: Interactive Number Sense creates a virtual math playground where students explore, investigate and discover mathematical concepts. When students are interacting with the Number Sense Pl...
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HandsOn Math: Base Ten Blocks

Addition (PreKindergarten)+ 
iPad 
Tool 
$ 
[0]

HandsOn Math: Base Ten Blocks is a virtual math manipulative playground where students explore and discover place value concepts and also learn addition and subtraction with regrouping. Our Base T...
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Splash Math Kindergarten

Operations with numbers (PreKindergarten) 
iPad 
Tool 
$ 
[0]

Prequel to the Splash Math Series Grades 1 to 5, the Splash Math Kindergarten app allows kids to get started with math practice.
The content is aligned to common core standards and covers the follo...
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TouchCounts

Operations with numbers (PreKindergarten)+ 
iPad 
Tool 

[0]

TouchCounts lets children use their fingers, eyes, and ears to learn to count, add, and subtract. By tapping and swiping and by using speciallydesigned gestures for adding and subtracting, children c...
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Numbers 123

Operations with numbers (PreKindergarten) 
iPhone 
Tool 
$ 
[0]

Numbers 123 is a way to introduce and reinforce basic number concepts. For all the times you and your child have a minute or two, this iPhone application is the perfect opportunity to practice coun...
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