Using context clues is an important skill when mastering reading comprehension. A cloze activity prompts learners to read each sentence in a short passage and fill in the blanks, based on what the rest of the sentence says.

Rock out with the second installment of a five-part series on earth materials and processes. Your budding geologists make observations of given rock samples and posit classification systems for rocks. They then learn about the...

The differences between tropical and temperate rainforests range from animals and flowers to climate and landscapes. Kindergarteners compare and contrast characteristics of their local forest to a tropical rainforest.

Are exponent rules different if the exponents are negative? Using the definition of negative exponents and the rules of exponents, the resource shows that the rules of exponents hold independent of the sign of the exponent. Practice...

In 2006, New Horizons began its mission to fly to Pluto. As it continues its journey, scholars track its progress with the help of an informative website, all the while reinforcing measurement concepts with the construction of a scaled...

Create a scaled model of our solar system in your classroom! Scholars work collaboratively to build paper mache planets and hang them in their proper position to showcase each planet's location in the solar system.   

A diameter is the longest chord possible, but that's not the only relationship between chords and diameters! Young geometry pupils construct perpendicular bisectors of chords to develop a conjecture about the relationships between chords...

Mixtures, weighted percentages, and varying speeds make problem solving difficult. The resource give learners a strategy for tackling these types of problems effectively. 

A middle school test contains two 40-minute sections covering material through algebra. All questions involve applied problem solving or mathematical analysis.

What does translating points on a number line have to do with solving inequalities? Young mathematicians first learn about translations of points on a number line, and then use this information to solve linear inequalities in one variable.

Your pupils may believe that you and their parents are the oldest things in the universe, but surprise! There are elements of the universe that are even older. Elementary scientists create a class timeline to demonstrate the...

Convey your interest in conveyor belts. By considering different size tubes, groups create a conveyor belt that can transport boxes of candy at least four feet. Also, the conveyor belt must make a 90-degree turn—quite a difficult task!

Pasta is great for cooking—and for making Ferris wheels. Aspiring engineers use an assortment of pasta types to create a functioning Ferris wheel. They keep track of the design process to refine their designs, if necessary. Let's hope no...

The Roosevelt family was one of the most influential and prominent political forces in the 20th century, leaving behind a wide-ranging legacy of conservation, progressivism, and economic growth. Learn more about President Theodore...

If a ski lift had rockets, imagine how fast it would be! Scholars let their imaginations take flight as they build models for such a ski lift. Rather than using a rocket, though, they'll use a much safer balloon as the power source.

Abortion has remained a highly controversial issue ever since the landmark 1973 Roe v. Wade decision. Using the website, learners sift through all the information they need to participate in a debate about the topic. They learn about the...

The guests have arrived. Scholars participate in a hosted gallery walk, using their scientific posters to share their research about DDT with their classmates. Then, using sticky notes, individuals leave positive feedback on their peers'...

Win-lose, lose-lose, or win-win? The final lesson in the "Resolving Conflict Module" brings together all that participants have learned in the module. They first list and prioritize the steps in conflict resolution, then develop a plan...

Students read "Team Moon: How 400,000 People Landed Apollo 11 on the Moon," by Catherine Thimmesh. They watch portions of the movie "Apollo 13." Students use the internet and the attached study guide to discover specific information...

In this mathematical calculations learning exercise, 4th graders complete 12 multiplication problems by using a calculator. Students also develop an estimate for these problems.

In this geological time worksheet, student use a geologic time scale to understand the difference between eons, eras, and periods. Then students complete 2 short answer questions.

In this lunar surface worksheet, students use an image taken by the LRO satellite to investigate the size of craters on the moon's surface, to determine the crater density and to find the average distance between the craters.

In this recognizing map scale ratios activity, students use ratios and centimeter measurements to calculate the distances in reality. Students solve 8 problems.

Students research Native American tribes. In this human migration lesson, students determine how tribes lived and established cultures. Students create PowerPoint presentations that feature their findings.