Investigators construct a makeshift balance and compare equal volumes of wax and water. They do the same for clay and water. Then they discover whether the wax and clay will float or sink in water. Ultimately this is a comparison of...

Create models of the infrared, visible, and ultraviolet portions of the electromagnetic spectrum. Working in small groups, your class can investigate metric conversions calculations. They will find the length of the waves in nanometers,...

High schoolers examine the ways in which editorials and Op-Ed pieces respond to current events. They write editorials in response to news items from the New York Times.

Learners study the importance of equality and opportunity as a characteristic of modern America.

Students explore U.S. history by viewing a Civil Rights video. In this Harriet Tubman lesson plan, students identify the era in which Tubman fought for equality and list her important achievements after viewing a biographical film....

The right to vote was hard-won after decades of organizing by women and their allies. Using a series of video clips featuring women's historians, class members consider the efforts behind the Nineteenth Amendment. Possible extension...

Middle and high schoolers construct a triangle using Cabri Jr. They construct squares on each of the legs and hypotenuse of the triangle. Pupils show that the area of the squares on the leg equal the area of the square on the hypotenuse.

Force equals mass times acceleration. Physics whizzes apply this formula to six different diagrams, solving eight acceleration problems in all. This is a practical assignment, perfect for homework when practicing Newton's second law of...

Sometimes it is difficult to grasp topographic maps. Here is a clever presentation designed to help your middle school earth scientists understand. Beginning with a side view of a pair of mountains, a graphic guy walks up one slope. As...

Knowing how to multiply fractions is an important skill. Knowing when you should multiply fractions is equally as important. This impressive presentation covers both topics quite nicely. Along with slides that present explanations, there...

The Declaration of Independence was published in 1776. The Declaration of Sentiments and Resolutions, modeled after the Declaration of Independence, was drafted and read by Elizabeth Cady Stanton at the Seneca Falls Convention in 1848....

Fifth graders explore equality and inequality by participating in a Tilt/Balance activity. The students listen to the story "Lemonade for Sale" by Stuart J. Murphy and use equations to graph lemonade sale profits.

Division or multiplication? Scholars examine 36 number sentences, each missing either a division or multiplication symbol...but which one fits? They write in the signs based on the numbers given, all of which are whole numbers. The first...

Your learners analyze population data to discern if it best fits a linear scenario. The idea of change by equal differences over equal intervals is enforced in this real-life task. 

In this chemical equations worksheet, students learn to balance chemical equations by counting the number of atoms of each element in the products and reactants and making them equal. This worksheet has 5 problems to solve.

What is the relationship between a hemisphere, a cone, and a cylinder? Using Cavalieri's Principle, the class determines that the sum of the volume of a hemisphere and a cone with the same radius and height equals the volume of a...

Students discuss that the conservatin of energy states that the energy imput must equal the energy output. They then figure out how can a machine help you to perform task otherwise considered impossible? Students discuss the six simple...

Use the principle of zero product to solve these polynomial equations. There are 21 problems in various forms to solve. Some are already set to equal zero, but might needs to be put in descending order. Then there are sunsequent problems...

Have you ever wondered where the money comes from to pay for your school, teachers, supplies, and building? The 1989 Supreme Court case Edgewood ISD v. Kirby lays a framework for open discussion on the funding of public schools. Using a...

“What do you mean that my language is improper?” Prior to My Fair Lady was Pygmalion. Fair Eliza’s struggles with English, which according to George Bernard Shaw “is not accessible even to Englishmen,” come alive in the 1938 film version...

Take a break from reading to find the magic number with this vocabulary game using words drawn from Jerry Spinelli's Maniac Magee.  Participants match the definition to the word in each numbered square of the puzzle, then add...

Not all variables are created equal. Discover how variables in computer science are different from variables in math class. Scholars learn to work with variables in computer programming by developing a mental model for how variables...

Students graph a linear inequality and describe its solution set. They solve a system of linear equalities graphically and symbolically. Students set up and solve a system of linear inequalities using linear programming techniques. ...

In this Kepler's Laws worksheet, students answer questions about Kepler's three specific laws. They identify what the Elliptical Orbit Law, the Equal Area Law and the Harmonic Law mean.