Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: The Multiplication Table

For Students 3rd - 5th
This multiplication table has multiplication facts through 9 X 9 and also lets students practice them.
Handout
Khan Academy

Khan Academy: Probability: The Basics

For Students 6th - 7th Standards
Provides an introduction to probability. Includes examples, two videos, and links to additional resources, e.g., exercises to try. There are also problems and discussions of them in the Comments section.
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Math Drills

Math Drills: Integers Worksheets

For Students 1st - 9th
Download these free worksheets to sharpen your skills working with integers. Sheets focus on comparing and ordering integers, adding, subtracting, multiplying and dividing integers, and order of operations with integers.
Handout
Other

Quick Math: Solving Inequalities

For Students 9th - 10th
Provides an interactive tool that solves inequalities for you. Gives exact and approximate solutions. Further down the page there is a discussion of how to solve intermediate and advanced inequalities as well as information about how to...
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McGraw Hill

Glencoe Mathematics: Online Study Tools: Ratio, Proportion, and Percent

For Students 9th - 10th Standards
Students show comprehension of basic arithmetic skills. The online test assesses scholars on ratios, proportions, and percents.
Activity
AAA Math

Aaa Math: Long Division: Dividing a 4 Digit by 2 Digit Numbers

For Students 3rd - 8th Standards
This site explains how to divide whole numbers, then offers problems and games to practice this skill.
Activity
AAA Math

Aaa Math: Multiplying Thousandths by Hundredths

For Students 9th - 10th
This site explains how to multiply decimals: thousandths by hundredths. Offers games to practice this skill.
Interactive
Doina Popovici

Math Play: Geometric Figures Game

For Students 5th - 7th Standards
An online game where students use their skill to classify geometrical figures.
Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 2

For Teachers 3rd - 5th
NZMaths is a New Zealand teacher resource that provides lesson plans for students in algebra, geometry, measurement, numbers, statistics, logic and reasoning.
Activity
University of Illinois

University of Illinois Urbana Champaign: Chickscope Egg Math: Equations for an Ellipse

For Students 9th - 10th
Investigation and discussion of the way "Pin and string construction," works in producing an ellipse. Works through the corresponding equations in a well-ordered way.
Lesson Plan
ReadWriteThink

Read Write Think: Draw a Math Story From the Concrete to the Symbolic

For Teachers Pre-K - 1st Standards
Contains plans for four cross-curricular lessons that ask young scholars to write simple addition and subtraction stories after reading a number of models. In addition to objectives and standards, this instructional plan contains links...
Unit Plan
Annenberg Foundation

Annenberg Learner: Math in Daily Life: Savings and Credit

For Students 9th - 10th
A brief article explaining the basics about savings accounts and two kinds of interest: simple and compound. Also learn about managing your credit and credit card debt. Click on "Know the Terms: How to Manage Your Credit Cards" to read...
Interactive
Fundación Cientec

Cientec: Juegos Cooperativos

For Students 3rd - 8th
A small collection of 20 or so math brain teasers and word problems, in Spanish. Challenging for younger students -- they use math skills up to multiplication.
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Other

Rhl School: Free Teaching Resources

For Teachers 3rd - 8th
This select of Math, English, and Reading worksheets can be used for teaching, reinforcement, and review.
Interactive
Arcademics

Arcademics: Canoe Puppies

For Students Pre-K - 1st
Canoe Puppies is a multiplayer math game that allows students from anywhere in the world to race against each other while practicing adding two-digit numbers!
Lesson Plan
Alabama Learning Exchange

Alex: Estimation Station

For Teachers 3rd - 5th Standards
During this instructional activity, students will learn the difference between estimation and guessing. Knowing how to estimate is an essential skill that will help students determine approximate totals as well as check the...
Lesson Plan
Alabama Learning Exchange

Alex: Probability

For Teachers 6th - 8th
The purpose of this lesson is to begin the process of helping students to learn the basic principles of probability. The students will also collect data, interpret data, and determine the fairness of the game rock, paper, scissors.This...
Handout
National Council of Teachers of Mathematics

The Math Forum: The Cereal Box Problem

For Students 9th - 10th Standards
A cereal company is offering six different prizes in their boxes. How many boxes would you expect to have to purchase in order to collect all six prizes? Known as the Cereal Box Problem, this question is explored here. A solution is...
Lesson Plan
PBS

Pbs Kids Afterschool Adventure!: Operation: Shape Hunt Activity Plan

For Teachers Pre-K - K Standards
Calling all Shape Detectives! In this weeklong adventure, the children will explore and search for basic shapes as they go on a shape hunt. They will describe, match, sort and compose a variety of two-dimensional shapes, and create a...
Professional Doc
Other

Pre K Pages: What Is Subitizing? Activities for Preschool and Pre K

For Teachers Pre-K
Math researchers have identified the ability to subitize as an important part of developing basic number sense skills. This site explains the difference between perceptual and conceptual subitizing and gives concrete ways to practice...
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Other

Mathematics Internet Library: Free Internet Books

For Students K - 1st Standards
Practice problem worksheets are available for students needing to study basic terms relating to triangles and other math concepts.

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