Create trigonometric functions from circles. The first lesson of the module begins by finding coordinates along a circular path created by a Ferris Wheel. As the lessons progress, pupils graph trigonometric functions and relate them to...

What did gender have to do with the survival rates of the Donner Party? Using comparative box plots, classes compare the ages of the survivors and nonsurvivors. Using the same method, individuals make conclusions about the...

Radioactive pollutants can enter the body through ingestion, inhalation, absorption, or injection. The last lesson in a series of 36 introduces pupils to radioactive pollution. They study its sources, both natural and man-made, its...

The vast majority of hydrocarbons humans use help fuel cars, homes, and provide energy. A comprehensive lesson teaches pupils all about hydrocarbons. From alkanes, alkenes, and alkynes to benzene, classes study the preparation of these...

Participate in three activities that look at the earth's limited water supply and the changes water goes through as it enters each phase of the water cycle. The resource is complete with three activities that demonstrate the changing...

"Waiting to Move," a photo essay by Ciril Jazbec, brings into sharp focus the threats posed by climate change. Class members examine images of Shishmaref Island and the Native Alaskan Inupiate coastal villages that are impacted by rising...

Explore the chemistry behind the airbags that keep you safe in a collision. Using a simulation, your classes find the best gas to use to inflate an airbag. The simulation shows the time it takes to inflate to a maximum volume....

Young historians investigate how voting patterns have changed by comparing the outcome of the 1960 election to the outcome of the recent election. A creative final assessment has participants making a news show wherein they provide...

Build a foundational understanding of exponent patterns. Young scholars manipulate the bases of exponent expressions. They discover the meaning of negative exponents through their exploration.

To show the magnitude and direction of all forces acting upon an object, scientists use a free body diagram. This simulation serves as an introduction to free body diagrams allowing scholars to build their own. Pupils select the proper...

Collaboration is the key for this equation-solving lesson. Learners solve a multi-step linear equation that requires using the distributive property. Within collaborative groups, scholars discuss multiple methods and troubleshoot mistakes.

Explore the effect of outliers through an analysis of mean, median, and standard deviation. Your classes examine and compare these measures for two groups. They must make sense of a group that has a higher mean but lower median compared...

Uncover the basics of DNA structure through exploration activities. Collaborative groups build DNA models and recreate the process of replication. Then, using plant cells such as peas or strawberries, they extract a DNA sample.

Let's focus on a holiday from around the world! Young researchers choose a holiday from somewhere around the world, and conduct research to answer questions about the holiday. It can be used anytime during the year!

Assume the role of Canadian border control! The percent of alcohol and density of a solution are related. Young scholars use this fact to classify solutions by their alcohol content to determine if they meet Canadian import laws.

The most important chemical process on Earth is photosynthesis. Scholars explore the changes in the gases in our atmosphere as life on Earth developed. They create a model of photosynthesis and consider simple questions.

Visualize osmosis using an interactive activity. As learners monitor a simulation, they witness the particle movement through the membrane. A balloon represents the cellular membrane and 'pops' as osmosis creates an imbalance of...

Bring the fun and whimsy of Beverly Cleary into your classroom with a teaching guide created to accompany the Ramona series. The guide offers several ideas for classroom use, including independent reading, reading aloud, and literature...

Harriet Beecher Stowe's plea for abolition is not only laid plain in her acclaimed novel, Uncle Tom's Cabin, but in her written correspondence as well. High schoolers read a letter written by Stowe to Prince Albert and Queen Victoria to...

Every successful climb of Mount Everest can be attributed to the assistance of the local Sherpas. A short, informative article explains the history behind the Sherpa's involvement in Mount Everest expeditions, the physiological reasons...

The risk of contracting an infection in the hospital is low, but it does happen. Learn what risk factors have the highest correlation with hospital-acquired infections in the final lesson of a three-part series. Using the open source R...

Elizabeth Bennet and Mr. Darcy have captured the heart of readers since Pride and Prejudice was first published in 1813. An eBook version of Jane Austen's novel gives learners a chance to read about the classic characters. 

Accompany a reading of First Come the Zebra written and illustrated by Lynne Barasch with a teacher's guide equipped with before reading, vocabulary, and after reading activities. Additional social studies,...

Few first lines of literature are as well-known as the first line from Moby Dick by Herman Melville. Readers discover the classic text that contains these lines using a digital eBook. The online version contains page-by-page...