Interactive
Curated OER

Simplify Expressions using Distributive Property

For Students 9th - 12th
In this online math worksheet, students simplify expressions by using the Distributive Property. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific...
Worksheet
Curated OER

Working With Negative Numbers: Adding and Subtracting with a Number Line

For Students 5th - 6th
In this math activity, students practice addition and subtraction of positive and negative numbers using a number line to help. The 30 problems are written as questions in words.
Worksheet
Curated OER

Logarithms

For Students 11th
For this logarithms worksheet, 11th graders solve 10 different problems that include various logarithms. They determine the value of each logarithm shown on the sheet. Then, students divide the argument by the base and divide the results...
Assessment
Mathed Up!

2D and 3D Shapes

For Students 6th - 9th Standards
What a great assessment to give young mathematicians in order to test their knowledge on two- and three-dimensional shapes. Learners name various shapes, identify the number of edges, faces, and vertices, match an unfolded version of a...
Lesson Plan
Curated OER

Lesson Plan 2: Linear Inequalities

For Teachers 6th - 8th
Students investigate linear inequalities and the associated symbols. After a teacher demonstration, they translate given phrases into symbols. Students solve and graph solutions to linear inequalities. Using newspapers, they locate...
Lesson Plan
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Teach Engineering

Stormy Skies

For Teachers 6th - 8th
Young meteorologists examine the four main types of weather fronts and how they appear on a weather map. Participants learn about the difference between the types of weather fronts along with their distinguishing features. A...
Lesson Plan
Curated OER

Equivalent Fraction Munch with Pizza Pie

For Teachers 4th - 5th
Students demonstrate fractions and mixed numbers using concrete pictorial models of pizza. They relate symbols to the models.
Lesson Plan
Curated OER

Equations, Formulas and Identities

For Teachers 8th - 10th
Students rewrite word problems using the correct symbols. In this algebra lesson, students find the trigonometric identities and use them to solve problems. They write equations for the trigonometric ratios.
Lesson Plan
Curated OER

Translating Words to Algebraic Expressions

For Teachers 7th
Seventh graders translate word sentences to algebraic expressions. In groups of three, 7th graders determine the number of times their heart beats in fifteen seconds. Using this data, they calculate the heartbeats per minute, in five...
Lesson Plan
Curated OER

Family Vacation

For Teachers 5th - 6th
Learners use math to plan a trip by houseboat down the Mississippi River. They research and obtain information on the Mississippi River and its surroundings and use multiple graphs to represent their data.
Lesson Plan
Santillana USA

Celebra Kwanzaa

For Teachers 3rd - 6th Standards
¡Celebramos Kwanzaa! Celebrate Kwanzaa through the fictional story Celebra Kwanzaa con Botitas y sus gatitos to delightfully explain the seven principles of Kwanzaa. Dual language learners participate in reading and vocabulary...
Lesson Plan
Curated OER

Operations of Polynomials

For Teachers 9th - 10th
Students investigate the concept of manipulating polynomials. They go through the process of using algebra tiles in order to practice grouping of like terms and model the solving process.
Lesson Plan
Curated OER

Centipede's 100 Shoes

For Teachers 2nd - 3rd
Pupils solve equations with the help of their teacher. In this simple equations lesson, students listen to the story Centipede's 100 Shoes by Tony Ross and use the scenarios given in the book as addition and subtraction problems....
Lesson Plan
Curated OER

Ten Little Black Dots

For Teachers 2nd
Second graders use black and red construction paper to symbolize different one digit numbers that add up to 10. In this sums to 10 lesson plan, 2nd graders discover different combinations and patterns that can lead them to the number 10.
Lesson Plan
Curated OER

Monstrous Data

For Teachers 2nd - 3rd
Students examine the meaning of data and data collection, represent data in various ways, and make a bar graph.
Study Guide
Penguin Books

Educator's Guide: The Da Vinci Code by Dan Brown

For Teachers 7th - Higher Ed Standards
Dan Brown's The Da Vinci Code is filled with secrets. Help readers find the clues, solve the riddles and puzzles, and unwrap the mysteries with a six-page guide that includes before, during, and after reading discussion questions and...
Lesson Plan
Curated OER

A Trip to Colonial Virginia

For Teachers 5th - 8th
Students consider prices while planning a trip to Colonial Virginia. In this budgeting lesson, students construct an itinerary of events for a vacation. Students are responsible for working within the approved budget.
Lesson Plan
Curated OER

Order of Operations: Pages 19-24

For Teachers 9th - 10th
In this math worksheet, students evaluate 15 expressions using the order of operations. Students then evaluate 4 more expressions with given numerical values for variables.
Lesson Plan
Curated OER

Logarithms

For Teachers 11th - 12th
Young scholars work in group with the definition of a logarithm and envelopes of index cards containing mathematical symbols to create mathematical statements. They work together as a class to summarize patterns they find in their...
Worksheet
Curated OER

The Two Coin Problem

For Students 6th - 8th
In this math worksheet, students look for the answers to the 17 applications of looking at the outcomes of flipping two coins. They also graph the results.
Lesson Plan
Curated OER

Discovering Pi/Welcome to Pi Day

For Teachers 9th - 12th
Students explore pi. In this circle measurement lesson, students define and identify radius, diameter, circumference, and perimeter. Students work in groups to measure several plastic lids and record their findings. Students compare the...
Lesson Plan
Curated OER

Bye, Bye, Bye, Fraction Phobia!

For Teachers 2nd - 4th
Young mathematicians utilize video, the internet, and hands-on learning experiences in order to recognize that fractions aren't as "scary" as they first appear, and that we use them every day in our lives. The hands-on activities in this...
Lesson Plan
National Security Agency

Place Value for Primary Grades- A Place for Everything

For Teachers 2nd - 3rd Standards
Here is a phenomenal lesson on place value to the thousands place.  Learners construct numbers and identify the value of each digit, investigate building numbers using craft sticks and paper plates, and complete other meaningful...
Lesson Plan
EngageNY

Getting a Handle on New Transformations 1

For Teachers 11th - 12th Standards
In the first of a two-day lesson on transformations with matrix notation the class transforms the unit square using general transformations, then calculates the area of the transformed image. They discover it is the same as finding...