Illustrative Mathematics
Area of a Trapezoid
Here is a straightforward example of how to apply the Pythagorean Theorem to find an unknown side-length of a trapezoid. Commentary gives additional information on proving that the inside of the trapezoid is a rectangle, but is...
Illustrative Mathematics
Calculating and Rounding Numbers
Mathematicians need to know that not all numbers are rational. We approximate irrational number with rational numbers. That is why a calculator may be misleading. This task give learners an opportunity to see how rounding a number and...
Curated OER
Earth's Water
If the majority of our planet is covered with water, why do we need to bother conserving it? With a thorough and varied investigation into the location and types of water on the earth, learners will gain an understanding of why this...
Pulitzer Center
The Crisis in the Ivory Coast
Through reading a variety of news articles and other informational texts, learners discover the political turmoil and intense ethnic and religious tensions that envelop the Ivory Coast today. Class members research the historical...
Institute of Electrical and Electronics Engineers
A Question of Balance
It's a neat idea, but the task of designing a system for filling jars with consistent specific amounts of a product may be a little out of reach, especially for younger pupils. Intended as an engineering design lesson, this may be better...
Institute of Electrical and Electronics Engineers
Stop and Go
It's "Green light, go!" with this lesson! STEM classes are illuminated with the history of traffic signals and how the engineering design has improved over time. They also learn about patents for new inventions. Finally, they research in...
Curated OER
The Great Military: Map of Texas
The battle at the Alamo may be one of the most famous military campaigns in Texas history, but it is by no means the only one. As part of their study of the military history of Texas, class members research less-well-known sites, locate...
Curated OER
Print & Go ESL
Improve reading comprehension with a set of ESL worksheets. Kids read through various passages, note which facts are true or false, mark their opinion on two statements, and write a short reply based on a writing prompt.
Willow Tree
Fractions
There’s a fine line between a numerator and a denominator. Learners review operations with fractions and ensure they have the skills needed to progress in the course. Taking the time now to review these concepts allows individuals to...
EngageNY
Irrational Exponents—What are 2^√2 and 2^π?
Extend the concept of exponents to irrational numbers. In the fifth installment of a 35-part module, individuals use calculators and rational exponents to estimate the values of 2^(sqrt(2)) and 2^(pi). The final goal is to show that the...
NOAA
Exploring Potential Human Impacts
Arctic sea ice reflects 80 percent of sunlight, striking it back into space; with sea ice melting, the world's oceans become warmer, which furthers global warming. These activities explore how humans are impacting ecosystems around the...
University of Colorado
Strange New Planet
The first remote sensors were people in hot air balloons taking photographs of Earth to make maps. Expose middle school learners to space exploration with the use of remote sensing. Groups explore and make observations of a new...
Lawrence Hall of Science
Photolithography
Examine the use of photolithography in the fabrication of circuit boards and other components. An advanced activity teaches pupils a process for transferring a pattern onto a surface. Using UV light and a light reactive substance,...
Virginia Department of Education
Graphing Linear Equations
Combine linear equations and a little creativity to produce a work of art. Math scholars create a design as they graph a list of linear equations. Their project results in a stained glass window pattern that they color.
Virginia Department of Education
Linear Curve of Best Fit
Is foot length to forearm length a linear association? The class collects data of fellow scholars' foot length and the length of their forearms. They plot the data and find a line of best fit. Using that line, they make predictions of...
Space Awareness
Where on Earth Am I?
Almost every phone has GPS installed, but a large number of teens don't know how the technology works. An initial activity illustrates how GPS determines a location on Earth. Scholars then apply trilateration procedures to a...
Channel Islands Film
Restoration Channel Islands Debate
Introduce learners to the debate format with an activity that uses the National Park Service's controversial Channel Islands restoration program as a topic. Class members learn how to generate provocative debate questions, how to prepare...
University of Minnesota
Beautiful Brain: Brain Inspiration
"Neuroscientists consider Cajal as important to their discipline as Einstein is to physics." The first of four lessons has scholars view Santiago Ramon y Cajal's drawings of neurons. They reflect and respond to the art through writing...
ReadWriteThink
Defining Literacy in a Digital World
What skills are necessary to interact with different types of text? Twenty-first century learners live in a digital world and must develop a whole new set of skills to develop media literacy. Class members engage in a series of...
American Psychological Association
Counting Fidgets: Teaching the Complexity of Naturalistic Observation
Why do psychologists conduct experiments in controlled laboratory settings? High schoolers gain an understanding of the importance of controls with an activity that involves naturalistic observations with no imposed controls.
Nuffield Foundation
Enzyme-Catalysed Synthesis
Enzymes: not just for breaking chemicals apart. Young biologists perform an experiment on potatoes. They first remove starch from potato extract. They then add the resulting liquid to samples of glucose-1-phosphate, glucose, maltose, and...
BrainPOP
World History Lesson Plan: Uncovering Essential Questions
Have you ever noticed a news story revolves around an essential question? Scholars research methods of reporting historical events. Working in groups, they use an interactive module to gather information on a historical topic, uncovering...
Center for Instruction, Technology, & Innovation
Did African American Lives Improve After Slavery?
The Civil War made slavery illegal, but all ex-slaves were not totally free. Scholars visit eight different classroom stations to uncover life during the Reconstruction Era in America. Groups discover items such as Black Codes, 13th,...
Meadows Center for Preventing Educational Risk, University of Texas at Austin
Lesson 12 - Ed Suffix with Unchanging Base Words
Understanding different verb tenses begins with knowing how to decode words. A lesson on the -ed suffix with unchanging base words introduces readers to the past tense. Teachers present the skill with oral reading and spelling...
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