Frederic Douglass and Abraham Lincoln, although dissimilar in their backgrounds, were united in their views about slavery. A set of 14 primary sources permits scholars to examine the views of these two powerful men.

There is bias in many aspects of our lives, and math is no exception! Learners explore provided data to understand the meaning of biased and random samples. The resource includes various data sets from the same population, and...

Is Sherlock Holmes an inductivist or a deductivist? Users of this interactive to distinguish between inductive and deductive reasoning. They consider in various situations whether it is better to list evidence and then introduce a claim...

Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...

How do pupils relate paired passages to each other? Here's a resource that helps! The lesson includes a short story and a poem as a set of paired reading passages, followed by some analysis questions. It also includes an essay template...

Is it possible for a rectangle to have the same area and perimeter? If you disregard units, it happens! In a challenging task, groups work to determine the rectangles that meet these criterion. The hope is that learners will naturally...

Let's talk about earthquakes .... Using the Internet, pupils research what causes earthquakes, how scientists measure them, their locations, and their effects. The resource is not only informative, but it also builds crucial...

More than half the world's population eats rice as a daily staple ... imagine if that rice could prevent illness. Scientists genetically engineered rice to include vitamin A for just that purpose. However, room for debate still exists....

A well-developed lab sheet guides physical science learners through an investigation of kinetic and potential energy. In small groups, collaborators discover whether or not the ramp height or mass of an object has an effect on the...

Should athletes carb load before an event or consume carbohydrates during the competition? Scholars discuss how to set up a hypothesis and experiment to answer a question relating carbohydrates and athletic performance. Then, they read...

Different types of mutations cause unique types and degrees of muscular dystrophy. Scholars learn about the types of mutations and the impact on the body. They compare the location of the mutations and draw conclusions about how it is...

How long do fresh foods last in space at the International Space Station? Which foods perish quicker than others? How can astronauts preserve their foods to make them last longer in space? Young scientists test the rates at which...

Visit the Magic Treehouse and take your class on a trip through time with a reading of the children's book Mummies in the Morning. Using the story to spark an investigation into Egyptian culture, this literature unit engages...

Sometimes the indirect path is best. Scholars determine whether the sum of a rational number and an irrational number is irrational. Reading a transcript of a conversation between classmates leads to an indirect proof of this concept.

Discuss how diseases have impacted human history. Divide your class into groups and assign each group one of the following: tuberculosis, malaria, plague, cholera, smallpox, and AIDS. They read up on, complete a concept map, and present...

Teach your exercise enthusiasts to read their pulse rate at the radial artery and multiply by four to calculate beats per minute. Learners perform a variety of activities, recording their heart rates after one minute of each. Though...

Cells of different organs have unique cell functions. Learn how cell functions vary depending on their roles in the body using an inquiry-based activity. Scholars analyze the cell structure to make comparisons to its functions, allowing...

Sometimes it seems as if earthquakes hit the same places over and over again. Class members study Japan in order to determine why earthquakes keep happening there. Pairs work together to research and try to determine whether there...

Explore the properties of gases through one activity and two investigations in which super scientists observe the changes gas makes when encountering different conditions.

Before a cell replicates, its DNA must replicate. Take advantage of a hands-on guided instructional activity to teach budding scientists how this happens. Using a set of nucleotide cards, learners become the DNA and work to create...

Did the New Deal fundamentally shift the role of the American government in the economy? Your class members will examine the interpretations of various historians in answering this question, and use a variety of primary and secondary...

How significant was the Cold War during the 20th century? After reading and analyzing speeches by Ronald Reagan and Mikhail Gorbachev, learners consider the historical context of foreign policy decisions made during the Cold...

What better way to study survey design than to design your own survey! Bring a versatile data analysis project to your AP Statistics class, and encourage them to apply the practices from their instructions to a real-world survey...

Explore a basic pattern to practice writing expressions. In collaborative groups, learners examine a contextual pattern and write an expression to model it. The task encourages groups to describe the pattern in multiple ways.