Lesson Plan
Curated OER

Introduction to Fractals: Infinity, Self-Similarity and Recursion

For Teachers 9th - 12th
Students think about several of the concepts from fractals, including recursion and self similarity. They use mathematical concepts of line segments, perimeter, area and infinity are used, and skill at pattern recognition is practiced.
Worksheet
Curated OER

Solving Motion Word Problems

For Students 8th - 10th
In this word problems worksheet, students solve twenty-eight motion/rate word problems.  The formula used in solving rate problems is provided at the top of the worksheet.  Answers are provided at the bottom of the worksheet.
Lesson Plan
Curated OER

Punch Mix-up

For Teachers 5th
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. In this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
Lesson Plan
Curated OER

Scale factors: Ratios and Proportions

For Teachers 8th - 11th
Students create building and models using scale factors. In this geometry instructional activity, students apply the properties of ratio and proportion to solve problems. They identify the means and extremes property of cross...
Lesson Plan
Curated OER

From Probability to Combinatorics and Number Theory

For Teachers 6th - 8th
Students see how division is used to help solve probability problems. They use tables as data structures where they are used to count outcomes and to compute probabilities. Students use games to help solve probability problems.
Lesson Plan
Curated OER

Misleading Graphs

For Teachers 3rd - 5th
Students explore number relationships by participating in a data collection activity. In this statistics lesson, students participate in a role-play activitiy in which they own a scrap material storefront that must replenish its...
Lesson Plan
Curated OER

Still More Lollies

For Teachers 4th
Fourth graders listen to the problem to the class and think about how they solve the problem and to discuss it with their friends using number sentences in their written record of the solution.
Lesson Plan
Curated OER

Problem Solving in Mathematics

For Teachers 7th
Seventh graders discover that there are multiple strategies to be used in problem solving. They explain a problem solving situation in their own words and determine a possible strategy for solving the problem.
Lesson Plan
Curated OER

Rules of Sign Change

For Teachers 7th - 8th
Young scholars manipulate negative and positive numbers. In this integers lesson, students move through three activities exploring negative and positive whole numbers. A number line, cardboard function representation, and solving...
Lesson Plan
Curated OER

The Pythagorean Theorem

For Teachers 7th - 9th
Students explore the concept of the Pythagorean Theorem.  In this Pythagorean Theorem lesson, students discuss how the Pythagorean Theorem is used in their lives.  Students imagine building a lean-to that is 3 ft. high and 4...
Lesson Plan
Curated OER

The Rock Pool

For Teachers 3rd
Third graders use number sense and appropriate problem solving techniques to solve the assigned problems. They write out the solutions to the assigned problems. They work in groups to solve the problem before reporting back to the whole...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Simple Interest Equation to Find Interest Rate

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students use the simple interest equation to find an interest rate. Students examine guided notes, review guided practice, watch instructional videos...
Interactive
Quia

Quia: Easy Algebra Equations

For Students 9th - 10th
Do you need practice solving algebra equations? This Rags to Riches game is for you! This site has a game show format. There are hints to help you narrow down your choice of answers.
Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Secret of E. Quation the Great

For Teachers 3rd - 8th
Want to figure out a magician's secret for a cool balancing trick? Use your algebra knowledge to discover how this magic trick was done.
Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Case of the Skating Bus Driver

For Teachers 3rd - 8th
The bus is not running in Point Logos because Suzie, the bus driver, has decided to go try out the new "Rocket Skates," at Skate Palace. Help the Math Maven choose an algebraic equation that will tell when the bus driver will be finished...
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Activity
Math Medics

S.o.s. Math: Solving Equations

For Students 9th - 10th Standards
This tutorial explains how to solve a variety of equations, from simple to complex, and gives examples and solutions. Students are asked to solve for x before looking at a solution.
Handout
Other

Sierra College: Elementary Algebra Review Sheet and Common Formulas

For Students 9th - 10th
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Activity
Math Is Fun

Math Is Fun: Introduction to Algebra

For Students 3rd - 8th Standards
How is algebra like solving a puzzle? What is a variable? This simple introduction to algebraic equations offers examples of how to solve for "x" and how to balance equations. Follow a link to a "Simple Algebra Worksheet" when you're...
Lesson Plan
Can Teach

Can Teach: Target: An Equations Game

For Teachers Pre-K - 1st Standards
Using decks of cards and knowledge of number operations, students develop multi-step equations to reach a target number.
Activity
Free Math Help

Free Math Help: Introduction to Algebra

For Students 9th - 10th
An explanation of algebra and equations that emphasizes how easy it is to learn the basics. The concept of balancing equations is looked at in detail. This page can be used by teachers in lesson planning or by students who seem to be...
Activity
Wyzant

Wyzant: Equation Calculator

For Students 9th - 10th
Students can input an equation and have the site solve it for them, complete with steps shown and explanations given along the way. Equations must be simple, first- or second-degree with only one variable. A quick list of rules to follow...
Unit Plan
Khan Academy

Khan Academy: Exponential Models & Differential Equations

For Students 9th - 10th
This video, from Khan Academy, is about modeling different things with differential equations and this topic is well explained by modeling population.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Two Step Equations and Properties of Equality

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to solve two-step equations using the properties of equality. Tutorial includes video, lots of examples, and a set of review questions for practice or...