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Math Slice

Math Slice: Online Mathematics Practice (Mock) Tests for Grades 4 Through 5

For Students 3rd - 5th Standards
A collection of mock math tests, designed for grades 3-5, modeled after portions of standardized tests.
Unit Plan
AAA Math

Aaa Math: Learn About Counting

For Students Pre-K - 1st Standards
Use this online game to practice counting symbols.
Unit Plan
AAA Math

Aaa Math: Next Number When Counting

For Students Pre-K - 1st Standards
Practice counting up to 20 with this interactive game.
Unit Plan
AAA Math

Aaa Math: Counting Down With Numbers

For Students Pre-K - 1st Standards
Practice counting down from ten with this interactive game.
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Census

For Students 3rd - 8th
Try this real world challenge that focuses on data collection, data analysis, and problem solving with information from the U.S. Census Bureau. Discover how these skills are applied in real life situations in this one page activity from...
Activity
Math Cats

Math Cat: Fact Family Card

For Students Pre-K - 1st
Everything you need to know about fact families can be found here. Discover what fact families are and learn different strategies for using them. Links included to print your own fact family cards, create a fact family house, and play a...
Unit Plan
Mangahigh

Mangahigh: Number: Multiply and Divide Whole Numbers by 10, 100 and 1000

For Students 3rd - 5th Standards
This site provides students practice with the concept of multiplying and dividing whole numbers. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the...
Interactive
PBS

Nova Online: How Many Pearls? A Weight & Volume Game

For Students 3rd - 5th Standards
This interactive game has students apply skills in estimation, measurement, and basic addition using pearls. Students are asked to estimate the number of pearls in a treasure chest by making predictions and using number sense. The skills...
Unit Plan
Mangahigh

Mangahigh: Number: Identify Halves and Quarters

For Students 2nd - 6th Standards
This site provides students practice with the concept of halves and quarters. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Interactive
Mangahigh

Mangahigh: Number: Square and Cube Roots

For Students 7th - 9th Standards
Explore square roots and cube roots by testing your knowledge.
Interactive
Quia

Quia: Story Problems With Mixed Practice

For Students 3rd - 8th
Your problem-solving skills are put to the test in this interactive word problem game on this site. Employ a variety of mathematical skills and strategies including logical reasoning and computation. Multiple choice problems created for...
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Which Is Worth More, a Smile or a Frown?

For Students 3rd - 6th
Solve for the value of the smiles and frowns to find out how much a smile is worth, in this activity. A challenge that focuses on number sense, number combinations, and unknowns. Included are examples of how this skill is applied in real...
Lesson Plan
University of Texas at Austin

Mathematics Teks Toolkit: Buttons, Buttons, Everywhere!

For Teachers Pre-K - 1st Standards
Students use buttons to explore shapes, color, size and sort them into groups.
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University of Waterloo (Canada)

Wired Math: Primes and Prime Factors [Pdf]

For Students 3rd - 8th Standards
Explore primes, prime factors, and composites using this collection of worksheets. Lots of detailed examples, interesting math facts, and colorful visuals. Acrobat Reader required.
Unit Plan
Khan Academy

Khan Academy: Signs of Expressions

For Students 6th - 8th Standards
Practice finding the signs of the answers to multiplication and division problems with positive and negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Other

Welcome to mr.r's World of Math!!!

For Students 3rd - 5th Standards
At this site, math word problems are presented in an exciting and creative format. Students attempt to find solutions to hilarious situations using their mathematical skills. To do this they must solve various math problems in a certain...
Interactive
Fun Brain

Fun Brain: Place Value Puzzler

For Students 1st - 5th Standards
An engaging and fast-paced game from FunBrain, where players activate their knowledge of place value and rounding. Numbers range in difficulty from easy to hard. However, for those who are up for a more serious challenge, there's also a...
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Khan Academy

Khan Academy: Decimals on the Number Line: Tenths

For Students 3rd - 5th
Practice finding decimal numbers on the number line. Decimals are limited to tenths in these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Decimals on the Number Line: Hundredths

For Students 3rd - 5th
Practice finding decimal numbers on the number line. Decimals are limited to hundredths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Numbers in Written Form

For Students 3rd - 5th Standards
In this exercise, students practice identifying place value. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Regroup Whole Numbers

For Students 3rd - 5th Standards
Regroup numbers in each place value (e.g., regroup 1 ten as 10 ones) to express whole numbers in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: k.oa Shake and Spill

For Teachers K - 1st Standards
The purpose of this task is for young scholars to decompose a number as a sum of two other numbers in more than one way. Students will shake and spill 5 two colored counters and determine how many of each color is showing and record the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: k.oa Ten Flashing Fireflies

For Teachers K - 1st
The purpose of this task is to help students develop fluency with addition facts to 10. Using the book "Ten Flashing Fireflies" by Philemon Sturges, students will move a yellow counter to the ten frame to represent the firefly in the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Christina's Candies

For Teachers 1st - 2nd
The teacher will pose a sequence of questions for students to solve using objects, pictures, or equations. Students will develop a sense of quantities and how they are related to a problem situation.