Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Concord Consortium
Betweenness III
Don't let a little challenge get between your pupils and their learning! Scholars compare two absolute value functions to recognize patterns and use them to build their own functions with outputs that are between the given. They then...
Curated OER
Infrared-Hot
Students describe how the sun heats the Earth, explain the nature of infrared light, explain how thunderstorms are formed and use infrared maps to predict severe weather.
Curated OER
Where Has It Been? Tracking the Ivory-Billed Woodpecker
By studying the assumed extinction, and subsequent rediscovery of the Ivory-billed Woodpecker, learners use maps and come up with a scenario for the rediscovery of the bird. This incredibly thorough lesson plan is chock-full of...
Curated OER
Scatter-Brained
Seventh graders graph ordered pairs on a coordinate plane. They create a scatterplot. Additionally, they determine the line of best fit and investigate the slope of the line. Multiple resources are provided. An excellent resource!
Curated OER
Art Class, Variation 2
Given a set of six paint mix ratios, artistic mathematicians produce an equation that relates the number of parts for blue paint to parts for yellow paint resulting new shades of green.
Curated OER
Bubble and Boyle
Even middle schoolers still enjoy experimenting with bubbles! They execute a series of experiments enabling them to distinguish between convex and concave surfaces, explore the properties of buoyancy, surface tension, and density,...
Noyce Foundation
Lawn Mowing
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...
Curated OER
Investigation - Staci's New Car
Students study a shopping problem. They discuss strategies for determining the number of possible choices. They create a tree diagram and an organized list. Students analyze patterns and derive an equation for the multiplication principle.
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.
Curated OER
Using Algebra Tiles to Explore Distributive Property
Math is fun with algebra tiles! Young mathematicians explore eight expressions involving the distributive property and use algebra tiles to expand simple expressions. The resource is perfect for both guided and independent practice.
Curated OER
Interesting Integers and Exciting Equations
An 80-page resource provides four lessons and all associated worksheets to teach middle schoolers about expressions and equations. The lessons are hands-on, using games, "integer chips," a balance and cubes, and cut and paste activities....
Illustrative Mathematics
Calculating and Rounding Numbers
Mathematicians need to know that not all numbers are rational. We approximate irrational number with rational numbers. That is why a calculator may be misleading. This task give learners an opportunity to see how rounding a number and...
Illustrative Mathematics
Proportional Relationships, Lines, and Linear Equations
The resource is a good introduction to what makes a proportional relationship between two lines. Discuss the similarities of both lines and the possibility of intersection. Use this opportunity to list other acceptable forms of each...
Jordan-Granite Consortium
Scatter Diagram
You aced the first test, so your score on the second one shouldn't matter, right? Young pupils first draw a best fit line on a provided scatter plot showing test scores for two different tests. They then evaluate five...
NY Learns
Investigation - Looking at Polygons
Middle schoolers construct polygons by plotting points on a coordinate plane. Pupils connect the points and identify which polygons they have drawn. They will need graph paper to carry out the assigned activities. A vocabulary list,...
PBS
Adventures With The Fish Pond: Population Modeling
Build up from the previous activity where your learners charted the population growth and decay of a fish pond with M&Ms®. Have them look at the data from that activity and create a Now-Next, or recursive equations, to predict the...
Achievement Strategies
Unit/Chapter Design Template
A thorough lesson plan template allows teachers to design balanced and standards-based lessons for any grade. The template includes spaces for unit vocabulary and concepts, objectives, and additional resources.
Curated OER
Signed Numbers
Sixth and seventh graders solve and complete 8 different types of problems. First, they multiply and divide by signed numbers. Then, they rewrite any division as multiplication by the reciprocal. Pupils also work out the absolute value...
Curated OER
Solving Multi-Step Inequalities
Ready to study inequalities with your class? Use this instructional activity to solve multi-step inequalities and graph the solutions. The document would be great to use as a study guide as you present the material, or could easily be...
Illustrative Mathematics
How Many Buttons?
Bring the class into the probability by having everyone count buttons on their shirts. Organize the data into the chart provided and chose different possibilities such as "female with one button" or "all students with more than four...
Smithsonian Institution
What's the Code? Coding Robot Movements Using Sound
Tap into the desire to learn about computer codes. Pupils apply the Tap Code and the Polybius Square to send secret codes using sound. They design a code that tells a robot what movements to make and then test out their code using one of...
Conserve Wildlife Foundation of New Jersey
The Great Peregrine Scavenger Hunt - On the Internet
The story of one bird provides valuable insight into general animal behaviors and interactions. Young researchers investigate the peregrine falcon using a web search. They analyze the behaviors of the raptor including its migration...
Curated OER
Many Advantages of a Lesson Study
Collaborating with colleagues on the lesson-study process can enrich various areas of education.