Number+Sense+and+Operations

=Basic Operations= Fourth Grade Topics @http://www.aaastudy.com/grade4.htm Fifth Grade Topics @http://www.aaastudy.com/grade5.htm Sixth Grade Topics @http://www.aaastudy.com/grade6.htm Seventh Grade Topics @http://www.aaastudy.com/grade7.htm Eighth Grade Topics @http://www.aaastudy.com/grade8.htm

[|Selecting an Operation] [|Mathfrog: Time challenge of Order of Operations] [|Funbrain: Different skill levels, placing numbers in correct order to match the solution.] [|Matching Game: Solve the order of operations and match the correct answer to reveal pieces of the picture.] [|Operation Snowball Game: Pick to correct operation to use by reading the word problem.] [|Basket Math: Game of Order of Operations]
 * Order of Operations**
 * [|Who Wants to be a Millionaire Order of Operations]**

[|Mrs. B: Mad Minutes] [|Interactive Flashcards]
 * Mad Minutes ** - Test your Math Facts

[|Number Sequencing Game]
 * Patterns and Sequences**

=Integers & Number Theory= [|Locate Aliens on Coordinate Grid]

[|Adding Real Numbers - Explorelearning.com] Interactive "Gizmo" illustrating addition of integers on a number line. Comes with exploration guide and assessment questions. By subscription, but has Free 30 day trial account. [|XP Math Multiplying Integers] [|Slider Math: Multiplying Integers] [|Color Chips Addition] The user drags positive/negative chips to the working area, then combines them in pairs to see the sum. [|MathCar Racing] Out drive Funbrain's math car by getting the highest score and practice integer operations. [|Choose operation game] Choose the range to include negative numbers in this fun game to get practice in how to add/subtract/multiply/divide integers. [|Color Chips Subtraction] Drag positive/negative chips and zero pairs into working area as instructed, then subtract. [|Integers: Operations with Signed Numbers] Clear and cute presentations of the rules for integer operations, including The Party in the Mathland for determining the sign of multiplication/division result. Has a link to practice exercises with instant feedback. [|Space Coupe to the Rescue] By choosing a positive or negative number, the player controls the vertical position of a spaceship. If the spaceship reaches the same vertical position as a virus pod, the pod is destroyed. [|Flashcards with Negative Numbers] Interactive flashcards at AplusMath.com. [|How to teach integers] An article for the teacher about how to teach integer operations. Includes [|Add and Subtract Integers] and [|Multiply & Divide Integers] fact sheets (PDF).

[|AAA Math: Absolute Value] [|Soft Schools: Absolute Value] [|Number Balls: Ordering using Absolue Value]
 * Absolute Value**

[|Create your own number line for kids to practice] [|XP Math: Comparing Integers] [|Math Goodies: Comparing Integers] [|Math Wizz Leveled Problems] [|Line Jumper] [|Integer Rules] [|Mystery Picture] [|Integer Practice: All Operations] [|Virtual Manipulatives:] Click and Drag Chips to represent the Integer problem and then solve. [|Integer Flashcards: Choose the operation you want to practice.] [|Slider Math: Adding Integers] [|Slider Math: Subtracting Integers] [|Slider Math: Multiplying Integers] [|IXL Math: Multiplying Integers] [|Slider Math: Dividing Integers] [|IXL Math: Dividing Integers]
 * Integer Practice **

[|Adding Integers Quiz] [|Subtracting Integers Quiz] [|Multiplying Integers Quiz] [|Dividing Integers Quiz]
 * Integer Quizzes**

**Powers and Exponents ** [|Exponent Practice] [|AAA Math: Standard Form to Scietific Notation] [|AAA Math: choose one of three skill levels of Scientific Notation] [|AAA Math: Scientific Notation to Standard Form] [|Quia: Escape King Kong by correctly answering questions on Scientific Notation] [|XP Math: Converting large numbers into Scientific Notation] [|Regents Prep: Practice with Scientific Notation, three parts using paper and pencil first then check your answers]

=Decimals= [|AAA Adding Decimals Practice] [|AAA Subtracting Decimals Practice] [|Estimate]Estimate to which decimal the arrow is pointing on the number line. The game has the words "Evaluation version" across the screen, but is still playable. [|Mathematical Interactivities] has several games related to fractions and decimals in their **Number** section, including: [|Smaller and smaller maze] Practice ordering decimal numbers and find your way through the maze. [|Decimal and square root gizmos from Explorelearning.com] Interactive "Gizmos" illustrating comparing and ordering decimals, multiplying with decimals, sums and differences with decimals, solving equations with decimals, and exploring square roots. Exploration guide and assessment questions included. By subscription, but has Free 30 day trial account. //Excellent resource.// [|Decimal and whole number jeopardy]Review place value and comparing and rounding numbers. Also, practice number patterns. [|Ordering Decimals, Fractions, Negative Numbers] [|Comparing fractions, decimals, and percentages]Has factsheets, a nice matching pairs game, online quiz, and printable worksheets. [|Fraction Decimal Conversion]Practice fractions vs. decimal numbers with a matching game, concentration, or flash cards.
 * [|Decimal Challenge] - Guess the decimal number between 0 and 10. Each time feedback tells whether your guess was too high or too low.
 * [|Sock] - Push the green blocks into the holes to make the target number.

Fractions
[|Simplifying Fractions Games] @http://www.rainforestmaths.com/ [|Comparing fractions, decimals, and percentages]Has factsheets, a nice matching pairs game, online quiz, and printable worksheets. [|Fraction Decimal Conversion] Practice fractions vs. decimal numbers online with a matching game, concentration, or flash cards. [|Online Fraction Calculator] Add, subtract, multiply or divide fractions and mixed numbers. [|Fraction/Decimal Worksheets] Change fractions to decimal numbers or decimal numbers to fractions. [|Fractions vs. Decimals Calculator] An online tutorial with interactive calculators about fractions as recurring or terminating decimals. [|Fractioncity] Make "fraction streets" and help kids with comparing fractions, equivalent fractions, addition of fractions of like and unlike denominators while they drive toy cars on the streets. This is not an online activity but instructions of how to do it at home or at school. [|FunBrain: Fresh Baked Fractions: Pick the one that IS NOT an equivalent fraction]

**Prime Factorization** [|Math Goodies: Factor Tree Game] [|AAA Math: identify numbers as either prime or composite]

** Comparing Fractions ** [|Shodor Fraction Four: Connect Four game on comparing fractions] [|AAA Math: Comparing Unlike Fractions]

[|Adding Fractions same denominators] [|Adding Fractions unlike denominators] [|Subtracting Fractions same denominators] [|Subtracting Fractions unlike denominators] [|AAA Math: Multiplying fractions] [|Multiplying Fractions to reveal Mystery Picture] Dividing Fractions [| Visual Fractions]
 * Operations with Fractions **

=Percents and Proportions= [|BBC Comparing Decimals, Fractions and Percents] [|Math Goodies: Changing Fractions to Decimals to Percents] [|pbskids: Percents & Fractions] [|Brain Pop Quiz] [|AAA Math: Finding Unit Rates] Proportions[| Quiz] Estimating with Percents[| Test Prep] Working with Percents (Interest, Sales Tax)[| AAA Math] [|Dirt Bike Proportions: race dirt bikes to find equal proportions] [|Ratio Stadium: Race cars to compare ratios to win the Stadium Cup] [|Quizville Dot Game: change the % of colored dots using the percent proportion formula] [|IXL Math: Which is the Better Coupon]

**Percent Proportion** [|5 questions on Percent Proportion-scroll all the way down] [|Amby's Math] [|Amby's Math: More Percent Proportion Practice] [|Math123xyz Percent Proportion Problems]

**Math Videos on Proportions & Percents** [|Loyola University]

[|**Penguin Waiter**]**Simple game where you calculate the correct tip to leave the penguin waiter.**
 * Calculating Tip**

[|**Virtual Manipulative: Percentages**]**Interactive tool where you fill in any two of the three 'boxes' (whole, part, and percent) and it will calculate the missing part and show the result visually in two ways.** [|**Using the Proportion Method to Solve Percent Problems**]**Clear illustration of the proportion method, how to solve it, and online practice exercises.** [|**Money Math**]**Crystal clear tutorial on interest.**

[|AAA Math: Calculating Sales Tax]
 * Sales Tax**

__Ratios__
[|Math Snacks: Ratios Bad Date Video]

All About Ratios: Try these creative, online exercises for teaching or reinforcing your skills and ratios. A quiz follows the exercises. http://math.rice.edu/~lanius/proportions/

=**__Variables & Expressions__**= [|Classzone: Writing Verbal Expressions Online Worksheet] [|Classzone Animation: Variables and Expressions Animations]