The Nashua River serves as the focal point of an investigation of the treatment of and care for natural resources. A reading of A River Rand Wild: An Environmental History by Lynne Cherry, launches the study and class members consider...

Tropical fish make great art projects! Use paper plates to design, color, and assemble round and oval-shaped fish based on photographs of actual fish found along the Moorea Coral Reef. Kids learn about different fins- including the...

Celebrate the geography of the Americas and develop map skills through a series of activities focused on the Western Hemisphere. Learners study everything from earthquakes and volcanoes of the Americas and the relationship...

Determining which statements represent fact or the author's opinion in an integral part of reading informational text. Encourage seventh graders to read a passage about Barack Obama and the city of Chicago, as well as a passage focused...

Why do soybean plants that are planted weeks apart in the spring mature simultaneously in the fall? Four independent activities cover the history of phytochrome research, scientist collaboration, the electromagnetic spectrum, and...

Launch a discussion of the creative process with a short video that features the daily ritual of Slobodan Dan Paich, a San Francisco artist. Slobodan models his approach to tea painting and shares his reflections on the...

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....

Groups plan their escape carefully. Three three-tiered puzzles help a story character escape their situation, each involving integer sequences, transformations, and geometric constructions. The teacher resource includes...

Discover a renewed appreciation for the highway transportation department. with a lesson that has scholars design a highway route that meets certain conditions, including traffic flow, curves, speed limits, financial costs, and...

Your sense of hearing depends upon tiny hairs deep inside your ear and if you lose these hairs, you lose your hearing. Here, groups explore hearing through the decibel measurement of common sounds. As a class, participants discuss...

Most problems can be solved using more than one method. A worksheet includes just nine questions but many more ways to solve each. Scholars must graph, solve, and justify quadratic problems.

Thirty at the party won't cost any more than twenty-five. The assessment task provides a scenario for the cost of a party where the initial fee covers a given number of guests. The class determines the cost for specific numbers of guests...

It is positive that how one performs on the first test relates to their performance on the second test. The three-question assessment has class members read and analyze a scatter plot of test scores. They must determine whether...

Teach your class to think outside the box. Scholars use the concept of equality to solve a problem in the assessment task. They determine how to use a scale to identify the one box out of a set of nine boxes that is heavier than the others.

What figure is formed by connecting the midpoints of the sides of a quadrilateral? The geometry assessment task has class members work through the process of determining the figure inscribed in a quadrilateral. Pupils use geometric...

The mean might not always be the best representation of the average. The assessment task has individuals determine the measures of center for the salaries of a company. They determine which of the three would be the best representation...

Honor Abe Lincoln with a set of activity-based worksheets that can be used independently and in collaborative groups. Young historians participate in a listening activity where they fill in the missing blanks in a passage while being...

Based on your current level of human capital, how long would it take you to earn $1,000,000? What about your potential human capital? Learners explore the importance of education and experience when entering the workforce, and compare...

Explore the importance of a concentration gradient in the rates of dissolution. Using the ocean ecosystem, learners study rates of dissolution around coral reefs. A hands-on experiment helps individuals discover the effects of changing a...

Discover relationships between linear and nonlinear functions. Initially, a set of data seems linear, but upon further exploration, pupils realize the data can model an infinite number of functions. Scholars use multiple representations...

"First Appearance," Mark Twain's tale about overcoming stage fright, serves as a model of a personal narrative and gets young writers thinking about milestones in their own lives. After examining student models and considering the...

Connect the points to create a function. Using points given by the applet, pupils try to connect them to create a line that would pass the vertical line test. The resource keeps track of the number of sets the learner is able to identify...

Dig deep into a lesson studying volume. Learners view images of a Guatemalan sinkhole that seems too big to be true! Their task is to determine the amount of material needed to fill the hole using information from news articles and videos.

Everyone has the right to a smokefree workplace, but those who work in casinos are exposed to so much secondhand smoke that they can suffer the same ailments as heavy smokers themselves. Learn more about the effects of secondhand smoke,...