Lesson Plan
Willow Tree

Solving Equations and Inequalities with Absolute Value

For Students 8th - 11th Standards
The concept of absolute value can be difficult for learners to grasp. Reinforce their understanding of a basic absolute value expression and connect it to solving equations and inequalities. Scholars write two equations/inequalities to...
Lesson Plan
US Mint

Coin Connections

For Teachers K - 2nd Standards
Help young mathematicians make cents out of the US currency system with this two-part math lesson. Children first learn the names and values for each type of coin, before learning to count and compare the values of coins using the...
Lesson Plan
Willow Tree

Solving Inequalities

For Students 8th - 11th Standards
What does solving an inequality have in common with solving an equation? Almost everything! A math resource focuses on the one exception. The examples lead learners through the steps of solving an equality when multiplying or...
Handout
Del Mar College

Translating Verbal Expressions

For Students 5th - 8th Standards
Help scholars translate verbal expressions into numerical expressions. The two-page document is comprised of descriptions and examples that showcase terms and phrases related to addition, subtraction, multiplication, division,...
Lesson Plan
Willow Tree

Problem Solving

For Students 8th - 11th Standards
School subjects connect when your young scholars use math to edit English. Math allows you to convert an entire paragraph into a simple equation or inequality. Examples encourage learners to write expressions, equations, and inequalities...
Lesson Plan
Willow Tree

Mean, Median, and Mode

For Students 9th - 12th Standards
Statistics are more than just numbers—they can give you important information about a set of data. Pupils learn how to find the mean, median, and mode of a data set. They also find the next score to reach a desired mean.
Activity
It's About Time

Monitoring Active Volcanoes

For Teachers 7th - 12th Standards
The fastest growing volcano in recorded history grew more than 150 meters in less than a week and to more than 424 meters in less than a decade. How do we safely monitor active volcanoes? Young scientists design an...
Handout
1
1
NASA

A Pictorial History of Rockets

For Students K - 12th
3, 2, 1: Blast off! Take a look at the history of rockets through a camera lens. A set of 41 cards displays more than 2,000 years of rockets, from their use as toys to space flight. 
Handout
Oregon Department of Education

Habits of Mind

For Teachers 6th - Higher Ed
There is more than one way to approach a problem. Explore the habits of mind as they relate to the methods of approaching learning, and to how young writers can develop success once they learn to foster each skill.
Handout
Charleston School District

Transformation Basics

For Students 8th Standards
Transformations are more than the process in which sports cars become fighting robots. Listed in terms of which transformations give congruent or similar figures, several resources provide definitions and examples of the four...
Lesson Plan
1
1
Willow Tree

Factoring Polynomials

For Students 8th - 11th Standards
Young mathematicians discover trees organize more than just families — they help factor, too. The activity begins with factor trees and develops slowly to factoring by grouping and special patterns. 
Handout
National Institute of Open Schooling

Environmental Concerns

For Students 9th - 12th Standards
Every year, more than 14 billion pounds of garbage is dumped into the oceans of the world, most of which is plastic and toxic to ocean life. Lesson 32 in the series of 36 focuses on environmental concerns, specifically pollution. Under...
Handout
Norwich University

Seven Man-Made Engineering Wonders of the Ancient World

For Students 6th - 12th
Imagine precisely cutting and then moving a 120 ton boulder more than two miles without mechanical cutting tolls, skid loaders, or hydraulic cranes. Imagine carving a stone figure that includes a drainage system that permits rainwater to...
Handout
University of Virginia

Illustrating Uncle Tom's Cabin

For Students 9th - 12th Standards
Historical illustrations reveal more than what they are meant to portray. After reading Harriet Beecher Stowe's Uncle Tom's Cabin, high schoolers view a series of illustrations, movie posters, photographs, and book covers that exemplify...
Handout
University of California

Student Workbook: Algebra and Functions

For Students 6th - 10th Standards
A smorgasbord of functions, this packet has the basics required for your learners to be successful in the land of early algebra. The packet includes solving equations, graphing, evaluating, simplifying and basically everything else...
Handout
University of California

Student Workbook: Algebra I

For Students 8th - 11th Standards
Need a helping hand in Algebra I? How about a giant, super-sized worksheet packet? Here is a resource that has worksheets for virtually every concept with some accompanying examples. 
Handout
2
2
Learning Express

501 Writing Prompts

For Students 4th - 12th Standards
Never again will you need to worry about coming up with a writing prompt! This packet contains, as it says, 501 prompts that are suitable for fourth graders on up. The prompts are paired into four categories (persuasive, expository,...
Handout
Curated OER

Those Wacky Greek and Roman Gods: A Quick Cheat-Sheet

For Students 6th - 10th
Here's a handy two-page reference that briefly identifies major Greek and Roman mythological figures.
Handout
Charleston School District

Solving with Inverse Operations

For Students 8th Standards
What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those...
Handout
Charleston School District

Constructing Scatter Plots

For Students 8th - 9th Standards
Having more letters in your name helps you get a better grade in your math class—or does it? Learners create scatter plots to organize data. The lesson places emphasis on determining scale and intervals and labeling axis.
Handout
International Technology Education Association

Telescope as Time Machine

For Teachers 9th - 10th
This resource provides an explanation of NASA's GALEX mission and how the space-based telescope can view distant galaxies as they were billions of years ago. The resource also discusses the other aspects of galaxies that GALEX...
Handout
Granite School District

Kindergarten CCSS Math Vocabulary Word List

For Teachers K
Help kindergartners develop the academic language they need to master the Common Core standards with this list of math vocabulary. Including the definitions of each term as well as a set of word cards with supporting images and examples,...
Lesson Plan
1
1
Federal Reserve Bank

Barbie in the Labor Force

For Teachers 11th - 12th Standards
How have the women's share of the labor force and chosen occupations evolved in the United States over the last century? Using census reports, graphs detailing the gender makeup of the labor force, and analysis of the careers of...
Lesson Plan
1
1
Smithsonian Institution

George Washington: A National Treasure

For Teachers 4th - 8th Standards
Take a closer look at the life and presidency of George Washington with this great set of lesson plans and worksheets. The resource includes a timeline of the president's life and multiple opportunities for primary source and...