Lesson Plan
Curated OER

Circle the Earth - Explore Surface Types on a Journey around Earth

For Teachers 4th - 12th
Students use CERES percent coverage surface data with a world map in locating landmasses and bodies of water at Earth's Equator.
Lesson Plan
Curated OER

Ohio Census 1990 and 2000

For Teachers 9th - Higher Ed
Students explore the Ohio census numbers in 1990 and 2000. For this social studies lesson, students use the census data to answer questions.
Lesson Plan
Curated OER

Measuring the Diameter of Our Star

For Teachers 6th - 12th
Students conduct an experiment to measure the diameter of the sun. In this astronomy lesson,  students construct a simple equipment to collect scientific data. They calculate the sun's diameter using a given formula.
Activity
Other

Dan's Math: Basic Skills Topics

For Students 9th - 10th Standards
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Unknown Type
University of Saskatchewan (Canada)

University of Saskatchewan: Algebra 1 Review

For Students 9th - 10th Standards
A more advanced review of algebra concepts and practice review problems ranging from the basic rules of algebra to polynomials. A good test of readiness for higher level math courses.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Algebra Representation

For Students 9th - 10th Standards
Students will get help translating sentences into algebraic expressions. A practice page is included, and the teacher resource page includes guidelines for a Bingo game.
Unit Plan
Other

Mathedpage.org: Algebra Manipulatives: Comparison and History

For Students 9th - 10th
This resource discusses the use of manipulatives in the study of Algebra. The author sees benefits in symbol manipulation to enrich understanding, in geometric interpretation strengthening the connection to other parts of mathematics,...
Handout
Other

Jeff Miller: Earliest Uses of Symbols for Variables

For Students 9th - 10th
This personal site explains how variables began and who were the first to use them.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: Properties of Real Numbers

For Students 9th - 10th Standards
After finishing this tutorial, you'll be well versed in various properties of real numbers: identity and inverse properties, commutative and associative properties, and distributive properties. You'll also know about the various symbols...
Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Removing Grouping Symbols

For Students 9th - 10th
Here is a site that clearly and thoroughly explains removing grouping symbols like parentheses, braces, and brackets. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this...
Interactive
Concord Consortium

Seeing Math: Linear Transformer

For Students 9th - 10th Standards
Transformations of linear functions, with links between the symbolic and graphic forms, can be powerful tools to help students overcome conceptual hurdles in algebra.
Activity
BBC

Bbc: Algebra Revision Bite Solving Equations

For Students 9th - 10th Standards
BBC Schools offers a test review ("revision") of several aspects of solving equations. Content includes solving simple equations, solving equations with brackets, simplifying letters in equations, plus much more. After working through...
Activity
National Council of Teachers of Mathematics

The Math Forum: Understanding Algebraic Factoring

For Students 9th - 10th
This site from the Drexel University explains the principles of factoring symbolically using algebra tiles.
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...
Handout
Other

Chili Math: The Distributive Property of Multiplication Over Addition

For Students 6th - 9th Standards
The distributive property of multiplication over addition allows us to eliminate the grouping symbol, usually in the form of parenthesis. Illustrates the basic pattern or formula and how to apply it.
Handout
Purple Math

Purplemath: Sequences and Series: Terminology and Notation

For Students 9th - 10th
Explains the basic terminology and notation of sequences and series, including summation symbols, subscripts, and indices.
Unit Plan
Math Medics

S.o.s. Math: Identification of Simple Fractions

For Students 9th - 10th Standards
This tutorial teaches you to dentify the basic parts and symbols for fractions and gives some practice doing this.
Activity
University of Regina (Canada)

University of Regina: Math Central: Reversing the Inequality Symbol

For Students 9th - 10th Standards
In response to a student question regarding the reversing of the inequality symbol, a method is presented in how one can avoid reversing the symbol.
Lesson Plan
Alabama Learning Exchange

Alex: Calendar Fun Operations

For Teachers 9th - 10th
This activity is designed to help students evaluate numerical expressions by using order of operations. The students will be provided a calendar for the current month of the year. Students will then be provided with a worksheet that...
Handout
Rice University

Galileo Project: Francois Viete

For Students 9th - 10th
This site from The Galileo Project of Rice University provides a brief overview of Francois Viete, displayed as ten biographical topics. The fields of data collected include topics such as birth/death dates, father, nationality,...