Houghton Mifflin Harcourt
Writing Workshop: Writing a Compare-Contrast Essay
Crafting a compare-contrast essay can prove to be a challenge even for experienced writers. Eradicate the mystery with a PowerPoint that details the rationale for and the structure of this form of expository writing. The 20-slide...
US Environmental Protection Agency
Corals and Chemistry
After demonstrating the use of cabbage juice as a pH indicator, have your class experiment with their own breath, exhaling into the indicator, to show that carbon dioxide is acidic. As learners work, they also watch a video about coral...
Carnegie Mellon University
Nuclear Energy
Extensive background material, clear objectives, and more are provided to help you teach an introduction to nuclear power. Learners will be able to explain how nuclear power is generated and how it compares to coal-created power. Provide...
Carnegie Mellon University
How Power Plants Work 3
Double, double toil and trouble, fire burn and cauldron bubble! Find out what drives a turbine to generate electricity and whether or not it has an impact on the environment. A discussion and lecture is divided by a hands-on activity in...
Carnegie Mellon University
How Power Plants Work 1
First of three lessons, this is a great start to a unit on energy. As you demonstrate, learners discover different types of energy and how it is converted from one form to another. They then focus in on the generation of electricity by...
Baylor College
About Air
Give your class a colorful and tasty representation of the components of the mixture that we call air. Pop a few batches of popcorn in four different colors, one to represent each gas: nitrogen, oxygen, argon, and carbon dioxide. The...
Illustrative Mathematics
Growing Coffee
Ask your algebra learners to write an equation that has unit constraints. This commentary talks about the constraints, but does not show them in the equation. It is important that your mathematicians understand that the units apply to...
Oleh Yudin
iCrosss
Did you know that a soccer ball is very similar to a truncated icosahedron? Both have 32 faces, but while a truncated icosahedron is made up solely of flat hexagons, a traditional soccer ball has 12 pentagons and 20 hexagons, each curved...
Recycle OK
The Incredible Edible Landfill
Create an edible class model of a landfill using pudding, graham crackers, cookies, and licorice. After making the landfill model, the class discusses what each part represents and answers some other landfill-related questions. Then they...
US Department of Energy
Solar Distiller
Explore the sun's ability to distill contaminated water with this simple set of classroom experiments. After filling two glass bowls, one with muddy water and the other with salt water, they are covered with plastic wrap and placed in...
Michigan Sea Grant
Water Quantity
It may be tricky for a young mind to conceptualize that less than 1% of all water on earth is useable for humans to drink. Simulating the amount of fresh water available on earth by removing measured amounts of water from a five-gallon...
Curated OER
Picture Fists Full of Kisses
Ease children's back-to-school jitters with this primary grade lesson based on the book The Kissing Hand by Ruth E. Harper. Starting off with a singing of the song "I Wish I Had a Little Red Box", children go on to discuss and create a...
National Endowment for the Humanities
Lesson 1: In Depth with the Full Spectrum
High schoolers study the ways in which an artist can use color. They view various images of artwork and discuss the effect of color on spacial dimensions, focal points, tone, and mood.
University of Arizona
The Exotic Vacation
Students explain the concepts and vocabulary of Earth's rotation. They plan imaginary vacations based on the seasons in different locations. This is a very creative lesson plan, which students enjoy.