Recycled Russian nuclear weapons provide 10 percent of the nuclear energy that the United States uses. The short presentation discusses the Teller-Ulam device. It provides a diagram of the parts as well as a description of the four...

Get an in-depth look into erosion and deposition with a 23-slide presentation that details how gravity, water, waves, wind, and glaciers cause changes to the Earth's surface. Each slide consists of detailed images equipped with labels,...

The class gets their mean and median all in a row with an assessment task that uses a population of ducklings to work with data displays and measures of central tendency. Pupils create a frequency chart and calculate the mean and median....

Who wouldn't want to wear four pairs of sunglasses? Each pair of sunglasses reduces the percent of incoming light by one-half. An interactive tutorial helps young mathematicians build a graph that models this scenario. They...

The sum of the parts is greater than the whole. An interactive uses a Venn-like model to show the percentage of females from a survey that have a blue dress, a red dress, or both. The pupils determine the numbers in each category...

To recall or not to recall, that is the question. Using provided data, pupils calculate the percent of people that may fall ill on average. The scholars determine the standard deviation based upon the mean and the empirical rule,...

Create a history of car sales. Pupils create a histogram/bar graph to show the number of car sales made during the week. Using the data display, learners calculate numerical summaries of the data and find the percent of cars sold during...

How often have you passed by a recycling container in your school? Scholars research the issue of recycling in the ever-changing global world. Using documentation and video evidence, they form their own opinions on recycling and how it...

Nationwide, over 40 percent of pregnancies are unintended. A lesson designed for women of childbearing age asks them to consider their goals and provides information about reproductive health. Learners view a PowerPoint presentation and...

In this percentage problem worksheet, 7th graders find the percent of a number by changing the percent to a decimal and multiplying. Students' objective is to read through each word problem and change the given percent to a decimal,...

Eighth graders solve problems involving percentage increases and decreases. Using given percentages, 8th graders transform a square into a rectangle. They apply the area formulas for squares and rectangles.Students observe the percent...

Students become part of the solution as they practice figuring percents. The number of men versus women present in the room and their heights can be used to form the basis of this investigation.

In this stoichiometry learning exercise, students calculate theoretical yield and percent yield. This learning exercise has 2 problems to solve.

Students create their own environment. In this environmental protection lesson, students pretend they are the owners of a tropical island. They create jobs for the citizens and develop the island as a model environment.

Third graders study the human body. In this health lesson, 3rd graders discuss that everyone's body is growing, measure body parts using a tape measure, and color the body worksheet.

Students explore race and ethnicity as it is defined by the U. S. Census Bureau. They compare data from 1900, 1950, and 2000 and identify settlement patterns and changes in population. In groups, they map these changes and discuss...

Tenth graders organize information to explain how photosynthetic bacteria contributed to climatic changes that happened on Earth. Students create a timeline by using a storyboard to tell the story of the change.

Students discover the importance and how to change the water in an aquarium. As a class, they review the types of impurities that are found in water and discuss how to keep the tank as clean as possible. They develop a water change...

In this math instructional activity, students change percents to fractions on five problems. Students complete a table. Students find a given percent of five numbers. They complete five story problems involving percents.

In this calculus learning exercise, students answer compute the distance of an object from a given point after t seconds when given the formula. They use the chain rule to answer 2 questions. Students compute the derivatives and sketch a...

In this percentages worksheet, students complete percentage word problems dealing with money, division, fractions, and more. Students complete 54 problems.

Students examine numbers to change them from decimals to percents.  In this decimals and percents lesson, students complete a worksheet to understand the process of changing decimals to percents.

More than 70 percent of people and 90 percent of businesses use spreadsheets regularly. While many courses overlook the important skill, the simple water lab focuses on entering spreadsheet data, formatting it, and printing plots based...

The New York Times offers of two articles and two summaries for learners to consider. They read each article and then post a blog response to each of the seven related questions. The topic of the articles asks the question; Is TV...