The legacy of Theodore Roosevelt carries through modern American politics, economics, foreign policy, and society. But his proudest and most profound efforts were in the world of conservation, and in preserving the natural beauty of...

Though Upton Sinclair's novel The Jungle shocked the American public into a thorough examination of the meat-packing industry, the author was disappointed that his book's main argument—the exploitation of American immigrants—was not...

How do seeds get around? It's not like plants can control seed dispersal—or can they? Dig deeper into the amazing mechanisms of seed dispersal observed in tropical plants through interactives, a video, and plenty of hands-on data...

Writing an equation of a line is as easy as m and b. A lesson presentation gives individuals different strategies for writing equations of lines. Some items provide a slope and a point while others provide two points. Whatever the given,...

Piece together American and Canadian culture by learning about peace parks! Scholars discuss differences between Waterton Lakes National Park and Glacier National Park as a group. The newly-informed pupils answers questions about this...

George Orwell's Nineteen Eighty-Four, published in 1949, can seem strangely prophetic when compared to modern news events and politics. Readers of Orwell's dystopian classic sharpen their critical thinking skills by engaging in...

How effective are cells at repairing UV damage? An inquiry-based lesson has learners experiment with organism by exposing them to various levels of UV light and then examining their DNA after a period of time. Pupils test different...

Everyone knows a tree makes a sound when it falls, but what do we know about dying trees? Class members learn background information about Laurel wilt disease from a teacher-led presentation. Team members work with partners to read and...

Students give examples to indicate how voting participation changed in the first half of the 19th century, and make connections between changes in voting participation and the results of the election of 1828.

Learners give examples to indicate how the franchise was extended and limited in the first half of the 19th century, and cite some differences in the newly enfranchised population that could affect the way they would vote.

Introduce ecology classes to biodiversity and interdependence in ecosystems with a PowerPoint presentation. Then, they get up-close and personal with the invertebrate world by collecting insects, classifying them, and graphing their...

Pupils factor quadratic equations. In this algebra lesson, students apply the binomial square theorem to solve quadratics. They complete the square and use the complex number system to solve for the roots.

Students gain an understanding of earthquakes. They examine vocabulary associated with earthquakes, how earthquakes happen, and preventive measures taken to diminish damage or harm in the event that an earthquake should happen.

What would your dream house look like? A cottage? A medieval castle? High schoolers enrolled in Algebra design the perfect house while using slopes to write equations for various aspects of the project.

If your upper elementary or middle school marine biology learners are going to visit an aquarium, then here is a field trip activity guide for you. It is written specifically for The Maritime Aquarium, but the idea can be adapted to...

More people, more garbage! Young environmentalists graph population growth against the amount of garbage generated per year and find a linear model that best fits the data. This is an older resource that could benefit from more recent...

Use this worksheet for practice or review solving linear equations in one variable. Problems range from multiple-step problems involving parentheses and combining like terms, to word problems, to equations with no solution or infinitely...

Middle and high schoolers explore the concept of linear modelling.  In this linear modelling activity, pupils find the line of best fit for life expectancy data of Canadians. They compare life expectancies of men and women, and find...

Examine data and graph solutions on a coordinate plane with this algebra lesson. Young problem-solvers identify the effect of the slope on the steepness of the line. They use the TI to graph and analyze linear equations.

Students, who are adult learners, participate in an Internet scavenger hunt in order to assimilate information about the biography of Alexander Hamilton and the Federalist Papers. They look at the Federalist and Anti-Federalist Papers...

Students examine historical works of art and analyze how these paintings could be used for personal, cultural, and/or political purposes. This exploratory lesson on art ideology includes two handouts/worksheets for student use and...

Students explore the use of design principles in the real world. They evaluate how problems can be solved using design principles. In groups, students design the floor plan for a building of their choice.

There are a number of activities here that look at representing data in different ways. One activity, has young data analysts conduct a class survey regarding a new radio station, summarize a data set, and use central tendencies to...

Have your class learn about turtles and adaptation using this lesson plan. Learners discuss turtles, the unique design of their shells, and the ways they have adapted to their surroundings. Then, they make a paper bag model to simulate a...