Students explore the nature of the air we breathe by observing petri dishes that have accumulated particulate matter from the atmosphere. Students make mathematical calculations and inferences about the effect of this matter on...

Middle schoolers work independently to complete a problem solving activity that involves percent. This lesson is designed to be used as an assessment following a unit on percents. Students are presented with a problem involving a store...

Students calculate their carbon footprint. In this environmental technology lesson, students listen to a lecture on climate change. Students brainstorm solutions to reduce environmental impact based on travel options. Students calculate...

What is a chemist's favorite plant? Stoichiome Tree! Scholars produce hydrogen gas by reacting magnesium with hydrochloric acid. Then they calculate the molar volume of the gas produced before answering assessment questions. 

Help your sixth graders reach their Common Core math standards by providing them with a checklist of "I can" statements for each standard. As each concept is covered, kids can check it off, as long as they can do what it states. 

Translate the Common Core math standards into a series of achievable "I can" statements with this collection of classroom displays. Offering posters for each standard, this resource is a great way to support your seventh graders as...

Students explore the concept of perimeter. In this perimeter lesson plan, students discuss how to find perimeter of various shapes. Students use the Perimeter Explorer applet to find the perimeter of various shapes.

In this career instructional activity, students are asked to look at the six stages necessary for the success of running a hypothetical new business.

Students create visuals of the effect of a spring scale. In this algebra lesson, students use the navigator to graph the effects created by a spring scale. They draw conclusion from the graph.

After being introduced to the basic trigonometry functions, learners calculate the height of school landmarks. They experiment with different angles to find the correct height.

Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.

Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.

Print or create worksheets or flashcards to assess students' understanding of ratios and unit rates.

In these KQED Lowdown infographics, explore how adult obesity rates in the United States, as measured by body mass index (BMI), have dramatically changed in the past half-century. A circular graph and a pictograph depict data by decade,...

Create a worksheet to assess students understanding of unit rates and unit fractions.

This site contains a lesson about ratios and unit rates as well as guided and independent practice for students to review the skills.

Discover how percents and proportions help explain issues like climate change, composting, and zero waste in this video from KQED. In the accompanying classroom activity, students estimate the percentage of various types of trash that...

[Free Registration/Login may be required to access all resource tools.] In this lesson students write ratios to model real-world scenarios. Students examine guided notes, review guided practice, watch instructional videos and attempt...

[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn to find unit rates. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories? This activity provides a real-life context for working with proportionality, speed, rates, and units of measurement and is aimed...

In this task, 6th graders must inches to feet in order to find the area of a rectangular board and explain the error in the calculations made by the board owner. Aligns with 6.RP.A.3.

SAT Math questions fall into different categories; one of these domains is Problem Solving and Data Analysis. These questions might ask you to create an appropriate equation from a word problem, convert units, or understand the meaning...

In this exercise, students solve word problems that involve using different units. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

[Free Registration/Login may be required to access all resource tools.] Convert ratios to rates and then compare the rates.