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Unknown Type
Quia

Quia: Addition Flashcards Sums 10 to 18

For Students 3rd - 5th
This website for young children gives them practice adding sums from 10 to 18 in a flashcard type format.
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Interactive
Quia

Quia: Addition Flashcards Sums 0 to 9

For Students K - 1st Standards
This website for young children gives them practice adding sums from 0 to 9 in a flashcard type format.
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Activity
Rice University

Rice University: More Counting!

For Students Pre-K - 1st Standards
Use this interactive site for interesting and engaging practice with counting.
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Unit Plan
Paul Dawkins

Paul's Online Notes: Calculus I: Proof of Various Limit Properties

For Students 9th - 10th
The tutorial proves some of the basic properties and facts about limits. Topics discussed are limit properties, triangle inequality, continuity, and limits at infinity. Class notes, definitions, and examples with detailed solutions are...
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Lesson Plan
Other

Lesson Plan Mental and Written Multiplication Algorithms

For Teachers 3rd - 5th Standards
This lesson plan offers a variety of algorithms and systematic errors that occur in written multiplication problems.
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Activity
University of Cambridge

University of Cambridge: Nrich: Read This Page

For Students 3rd - 8th
On this one page website sharpen your logic and problem solving skills while working on this challenge. The solution is available to double check your solution.
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Interactive
Cool Math

Coolmath: Coolmath4kids: Demolition Division

For Students 3rd - 5th
Solve division problems to destroy enemy tanks and defend your base!
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Activity
Paul Dawkins

Paul's Online Notes: Algebra Cheat Sheet [Pdf]

For Students 6th - 8th
An algebra "cheat sheet" to use as a reference when completing algebra homework. Lists basic facts, properties, operations, formulas, and functions, as well as common errors.
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Interactive
Cool Math

Coolmath: Coolmath4kids: Tractor Multiplication

For Students 3rd - 5th Standards
Practice simple multiplication in this multiplayer tug of war!
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Interactive
Cool Math

Coolmath: Coolmath4kids: Tugboat Addition

For Students K - 1st Standards
Add numbers quickly to help your tugboat team win!
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Activity
University of Cambridge

University of Cambridge: Nrich: Butterfly Flowers

For Students K - 1st
This one page website offers a challenge that will require you to use your problem solving skills. There are teacher tips and the solution available to help.
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Activity
University of Cambridge

University of Cambridge: Nrich: Domino Square

For Students 3rd - 8th
Use your problem solving skills and move the dominoes around on the square so that each side has only eight dots. When you are finished you can check your answer against theirs right at this one page NRich website.
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Activity
University of Cambridge

University of Cambridge: Nrich: 4 Dom

For Students 3rd - 8th Standards
On this one page website move the domino pieces around until you satisfy the rules for this challenge. This will require you to use your problem solving skills.
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Article
Other

Schoolhouse Rock: Multiplication Rock

For Students 3rd - 5th
This site from Schoolhouse Rock provides links to eleven different songs that have to do with multiplication. The songs are taken from the 1970's TV show, Schoolhouse rock, and are very catchy tunes. You can access the lyrics by clicking...

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