New Mexico State University
Atlantean Dodgeball
Develop ratios within sporting games. Class members watch a video about dodgeball and see how coaches compare the scores. Pupils then work with ratios to compare the scores throughout the tournament. Using their knowledge of ratios, they...
New Mexico State University
Bad Date
Get the best ratio for a good date. The class watches a video where dates are rated based on the ratio of words spoken. Pupils then use the ratios in the video along with other given ratios to find equivalent ratios. Finally, they...
California Academy of Science
Building Better Buses: Transportation Design Challenges
Scholars learn about a series of three challenges when they design a bus system for a small town. They determine the bus routes and then figure out the best type of fuel to use before considering the cost of going electric. Learners...
Sri Atmananda Memorial School
Rising Water
An engaging, and not to mention attractive, lesson plan has prealgebra and beginning algebra scholars examining linear relationships. They consider the rising water level as a swimming pool is being filled. They do so by charting and...
Bonneville
Solar Energy
Put the infinite power of the sun to good use. Young scientists learn about solar energy by completing a challenging project. They imagine that they are in charge of planning a solar panel array for a building and must decide where to...
Bonneville
Home Energy Audit
Reduce energy consumption and save some money at the same time! The third of seven installments in the A Community Powered by Renewable Energy unit focuses on energy use in the home. Learners investigate the energy needs of small and...
Gfletchy
Thumbs on Fire
How fast are those thumbs? Pupils view a short video showing a person typing out a text message in a speed challenge. They use the information they can glean from the video to estimate the number of seconds it will take to completely...
Under the Dome
The Fastest
The cheetah is faster than Bolt. Class members watch a video of a cheetah and Usain Bolt run at record breaking speeds. The pupils come up with questions about the video. When asked, the teacher provides information relative to the...
New Mexico State University
Ratio Rumble
Develop a potion of ratios. Learners play a matching game to make potions that follow a recipe. Pupils create equivalent ratios to make multiple recipes at a given time. As levels increase, ratios get more difficult, as they include...
CK-12 Foundation
Comparison of Unit Rates: Drive Away
Five questions make up an interactive that challenges mathematicians to compare unit rates. Word problems question scholars about two friends going on a road trip. Scholars manipulate two cars on a coordinate plane to help solve word...
Yummy Math
Sweethearts Candy
Sweethearts® candies are a beloved Valentine's Day treat—so much so that eight billion hearts are produced every year around the world! Learners use number sense reasoning and critical thinking to solve nine word problems about the...
CK-12 Foundation
Graphs of Linear Functions: Line Designs
Designs from lines are sublime. Scholars create colorful designs by connecting points on an interactive coordinate plane. They answer questions about slope and quadrants based on their designs.
California Education Partners
Photos
Why do all sizes of pictures not show the same thing? Class members analyze aspect ratios of various sizes of photos. They determine which sizes have equivalent ratios and figure out why some pictures need to be cropped to fit particular...
California Education Partners
Animals of Rhomaar
Investigate the growth rates of alien animals. Pupils study fictional animals from another planet to determine how much they grow per year. The investigators plot the growth of their animals over a period of time and then compare them to...
Noyce Foundation
Movin 'n Groovin
Examine the consequences of varying speed. An engaging set of five problem sets challenges young mathematicians by targeting a different grade level from K-12. In the initial lesson, scholars make conclusions about the time it takes two...
Mathematics Assessment Project
Classifying Proportion and Non-Proportion Situations
Proportions, proportions, everywhere. Class members complete an assessment task solving problems involving proportionality. They then complete an activity classifying given situations as proportional or non-proportional.
Mathematics Assessment Project
Comparing Strategies for Proportion Problems
Having problems with proportions? Then solve these proportion problems with an exercise that asks learners to first individually solve a set of problems involving ratios and proportional reasoning. Groups then discuss provided sample...
Utah Education Network (UEN)
Analyze Proportional Relationships and Use Them to Solve Real-World Problems
What proportion of learners will benefit from the lessons on proportional reasoning? Class members learn about proportional relationships, from unit rates to writing equations for proportional relationships. Then, they learn to use...
Curriculum Corner
7th Grade Math "I Can" Statement Posters
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 they...
Curriculum Corner
7th Grade Math Common Core Checklist
With so many math standards to fit into a school year, it can be difficult keeping track of what you have and have not covered. This collection of Common Core checklists allows you to maintain a running record of when each standard was...
Texas Instruments
Vandalism 101
Learners explore logic and use Geometer’s Sketchpad and patterns of logic to solve a puzzle.
Curated OER
Art Class, Variation 1
Student statisticians calculate ratios to determine how many shades of green were mixed by Ms. Baca's art class. They graph the number of blue parts against the number of yellow parts for each combination and discover that some produce...
Utah Education Network (UEN)
Linear Graphs Using Proportions and Rates
Using a TI-73 or other similar graphing calculator middle school math majors investigate the linear relationship of equivalent proportions. After a brief introduction by the teacher, class members participate in a timed pair share...
Curated OER
Where Should They Hold the Fundraising Party?
Pupils explore financial applications of linear functions. As they investigate the steps necessary to plan a fundraising event, learners explore minimizing cost and maximizing profits.