Can you describe a gamete without using the words sperm or egg? Scholars play a vocabulary review game where they try to get other players to guess their words. Each card has the target word as well as two related words they must not...

Cells divide by one of two processes, either mitosis or meiosis. Scholars sort cards into two sets, one representing each type of cell division. Then, they sequence the cards demonstrating an understanding of the movement of chromosomes.

Laissez les bons temps rouler! Create your own festive Mardi Gras masks with a lesson that provides background information on the celebration and instructions about constructing the masks.

Is obesity a disease or just a preventable risk factor for other diseases? Scholars attempt to form their own opinions by reading a background of the issue and watching videos that explore the main pro and con arguments using an included...

What is the difference between a right and a responsibility? Scholars consider the question while sorting characteristics of citizenship into buckets using a video game. After playing, class members see how effectively they sorted the...

Plan the way to school. Given a map of a school district, class members portray a transportation consultant hired to develop a bus transportation plan that will pick up the eligible riders and get them to school. The plan must contain...

Looking for lesson plans that address social and emotional learning competencies? Here's help in the form of a 166-page packet that includes lesson plans for elementary, middle, and high school learners. Seven detailed plans are provided...

Would you believe marine animals can make their own light? An online resource describes the process of bioluminescence and how animals in the ocean use it to survive. The lesson features a catchy tune that describes the behavior of ocean...

Test the class's knowledge of the key components of climate change. A 10-question online quiz asks learners about weather, climate, greenhouse gases, and several other concepts related to climate change. Interactive and easy for...

Rocks and minerals are great on their own, but they also turn into some pretty amazing stuff! An online lesson explains the different types of materials we get from rocks and minerals, including glass, plastic, and coins. An embedded...

Patience is the name of the game. Using Plaster of Paris and chicken bones, learners simulate an archeological dig site. They excavate the chicken bones over a period of several days using tools and a large amount of patience.

Trash can talk! Young archaeologists dig through their trash to see what it reveals about their lives. After they examine their midden, links permit users to test their knowledge of archaeology with a 10-questions quiz, learn how...

Time for a virtual sightseeing trip. Pupils explore the Grand Canyon, Devil's Tower, and Yosemite Valley in an interactive online experience. They answer questions about the organisms in each location and draw conclusions based on their...

Scholars create a diorama to showcase a vibrant coral reef. Six steps walk pupils through setting up the diorama box, crafting four different types of marine life, and putting it all together. 

Today, many young people find it hard to understand why it took over 150 years for women in the United  States to get the right to vote—why there was even a need for the suffrage movement. As they read a series of primary source...

Women rose to the challenge when the nation's war effort called them—but were sent home when the GIs came back from World War II. Young historians consider whether the United States valued women's contributions during the war using a...

Every war has a number of turning point battles that define the outcome. Inform learners of three major battles of the American Revolution. The Battle of Bunker Hill, Saratoga, Yorktown and the Treaty of Paris are each discussed. Maps...

How can radioactive decay help date old objects? Learners explore half-life and radioactive decay by conducting an experiment using pennies to represent atoms. Young scientists graph data from the experiment to identify radioactive decay...

It is unknown if cloud cover increases in response to carbon dioxide levels changing, helping climate change slow down, or if cloud cover decreases, allowing Earth to warm faster. Part four in the series of five lessons has classes...

What does an exponential pattern look like in real life? After viewing a video of the population growth of bacteria, learners use the real-life scenario to collect data and graph the result. Their conclusion should be a new type of...

You know about the tangent function, but what are tangent lines to a circle? Learners investigate properties of tangents through constructions. They determine that tangents are perpendicular to the radius at the point of tangency,...

What's so special about tangents? Learners first explore how if a circle is tangent to both rays of an angle, then its center is on the angle bisector. They then complete a set of exercises designed to explore further properties and...

Young mathematicians identify different cases of intersecting secant lines. They then investigate the case where secant lines meet inside a circle.

First angle measures, now segment lengths. High schoolers first measure segments formed by secants that intersect interior to a circle, secants that intersect exterior to a circle, and a secant and a tangent that intersect exterior to a...