Constitutional Rights Foundation
270 Votes to Win: The Electoral College in the United States
What exactly is the Electoral College and how does it work? The lesson is part of a larger series on government that explains what the Electoral College is and how it helps determine an election winner. Academics participate in...
Constitutional Rights Foundation
Why Don’t More People in the U.S. Vote?
To vote or not to vote, that is the question. Secondary scholars explore voter turnout in the United States. The resource uses informational text, group discussion, and a worksheet to help academics understand hindrances to voting...
Curated OER
Pythagorean Theorem by Graphic Manipulation
There are many different ways to show a proof of the Pythagorean Theorem. Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...
Curated OER
-ail Spell and Write
Challenge your learners with this -ail spelling pattern learning exercise. Young scholars look at a series of pictures and spell out words that describe the images using the line to the right. This learning exercise is pleasing to...
Curated OER
Food Pyramid Relay Race
Young scholars explore healthy eating habits by conducting a physical food challenge. In this food pyramid lesson, students identify the main concepts behind the food pyramid and what choices they should be making with their food intake....
Curated OER
Chapter 28: Red Flags and Velvet Revolutions: The End of the Cold War, 1960-1990
Set your historians up for testing success using this interactive flashcard tool. It is one of many learning strategies offered in this thorough online resource. Although designed for use with a text, the site is valuable independently....
Curated OER
Explaining the equation for a circle
By first starting with an explicit example of a radius and center point, this challenging lesson tries to help students gain an understanding of the Pythagorean theorem and the equation of a circle. Once they have accomplished the first...
Illustrative Mathematics
Dilating a Line
High School geometers verify through experimentation certain properties about dilations. This multi-step problem challenges them to construct examples of dilations to verify specific facts, the final step provides an opportunity to more...
Curated OER
Activity 1: Please Pass the Energy, Food Webs in the Upper Ocean and Hydrothermal Vent Communities
Students create food webs for two different ocean communities. They are given cards showing organisms from the surface of the ocean. They arrange them in order of who eats whom. After this class activity, students create a food web for...
Curated OER
Jelly Bean Egg Challenge
Students each receive a plastic egg filled with jelly beans. In this Jelly Bean Egg Challenge, students estimate and weight their eggs, they count the number of jelly beans inside their egg, they chart their data and compare their data...
Curated OER
Forces of Nature: The Challenges of River Travel
Students examine how river travel affected the Lewis and Clark expedition. They define gravity, slope, and velocity, conduct a river formations experiment, complete an activity sheet, and watch a video about Lewis and Clark.
Curated OER
Geometry Challenge
Students explore angle relationships and measure angles with a protractor by hand and online. They explore various websites and complete online activities and complete a worksheet.
Curated OER
Author Activities
In this author activity worksheet, students read a variety of books and discuss ideas that go along with the themes of the books. Students read Ruby Rogers books, Stink books, and also Troll Trouble books. After reading the books the...
Curated OER
Energy Internet Activity
In this energy Internet activity worksheet, students use links to websites to answer 16 questions about energy use. This page has numerous links to helpful web resources.
Curated OER
100 Questions
Students practice problem solving skills by asking questions and participating in a design challenge. In this asking questions lesson, students work in pairs to ask questions to design a solution for a difficult personal problem....
US Apple Association
Apples: A Class Act! (Grades Pre-K–3)
Discover the nutritional wonders of apples and get to know Johnny Appleseed with a plethora of learning experiences that cover subjects math, history, English language arts, health, and arts and crafts. Activities include an apple...
Curated OER
Word Roots NAT, TRACT, and SEQ Advanced Crossword Puzzle
A challenging activity that builds vocabulary as it tests knowledge of the word roots NAT, TRACT, and SEQ. This 12-clue crossword puzzle requires pupils to generate words that appropriately match the clues provided as well as contain the...
Florida Center for Reading Research
Phoneme Challenge
This phonemic awareness game is very similar to the classic card game war; partners divide picture cards, each taking half (included). They place one card face-up at a time and segment the phonemes aloud. Whoever has the most phonemes...
American Chemical Society
A Dissolving Challenge
After collecting carbon dioxide bubbles from a cup of club soda, learners attempt to make their own lemon soda while preventing the loss of carbonation. They do so by creating a syrup before mixing the substances into the club soda....
Baylor College
Challenge: Microgravity
What a festive way to examine what happens to the heart in different gravitational situations! Small groups place a water-filled balloon in different locations (on a table top, in a tub of water, and held in a vertical position), drawing...
Street Law
The Challenge of Selecting an Ideal Supreme Court Nominee
Nearly every president has had the opportunity to name a nominee to the United States Supreme Court. But what makes someone an ideal candidate to become a Supreme Court justice? High schoolers test their prior knowledge about the...
Physics Classroom
Law Enforcement - Refraction
Pupils apply their knowledge of refraction to four different sets of challenges. Each of the first three focus on one variable's impact on the direction of bending. The fourth combines variables for greater challenge.
Penguin Books
A Teacher's Guide to Lord of the Flies by William Golding
Many critics consider William Golding's Lord of the Flies as one of the best English language novels of the 20th century! It is also one of the 100 most challenged books taught in schools! Instructors willing to accept the challenge of...
Core Knowledge Foundation
Volume 2 - A History of the United States: Modern Times—Late 1800s to the 2000s
The second volume of the Core Knowledge History of the United States ebook begins by asking young scholars to consider the impact immigration, industrialization, and urbanization had on the United States in the late 1800s. The text ends...