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Activity
University of Cambridge

University of Cambridge: Nrich: Grouping Goodies

For Students Pre-K - 1st Standards
On this one page website sharpen your logic and factor skills while working on this challenge. The solution is available to double check your solution.
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Activity
University of Cambridge

University of Cambridge: Nrich: What's Left?

For Students 3rd - 5th
On this one page website sharpen your logic and factor recognition skills while working on this challenge. The solution is available to double check your solution.
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Activity
University of Cambridge

University of Cambridge: Nrich: Scoring With Dice

For Students 3rd - 8th Standards
On this one page website sharpen your logic, multiplication, and multiples skills while working on this challenge. The solution is available to double check your solution.
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Unknown Type
Varsity Tutors

Varsity Tutors: Aplusmath: Addition Worksheets

For Students 1st - 8th Standards
Create customized addition worksheets. Choose from basic facts to four-digit by four-digit questions. The size of problem set can be selected, as well as whether the format will be vertical or horizontal. An answer key can also be...
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Interactive
Quia

Quia: Addition Concentration Sums 10 to 18

For Students K - 1st Standards
This website for young children gives them practice adding sums from 10 to 18 in a concentration game type format.
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Interactive
Quia

Quia: Addition Matching 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 matching type format.
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Interactive
Quia

Quia: Addition Concentration 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 concentration game type format.
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Activity
Quia

Quia: Addition Matching Sums 10 to 18

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