Education Development Center
Choosing Samples
What makes a good sample? Your classes collaborate to answer this question through a task involving areas of rectangles. Given a set of 100 rectangles, they sample a set of five rectangles to estimate the average area of the figures. The...
Education Development Center
Integer Combinations—Postage Stamps Problem (HS Version)
It seems the post office has run out of stamps! Learners build all the values of postage available if the post office only sells five- and seven-cent stamps. The task provides an opportunity to create an expression in two variables and...
Education Development Center
Word Problem with Rational Numbers—Balancing Bars of Soap
Here's a resource teachers won't want to wash their hands of. Given a task where a full bar of soap is on one side of a balance and 3/4 of a bar of soup and a 3/4-ounce weight is on the other side, young mathematicians must determine the...
Balanced Assessment
Marbles in a Glass
Allow learners to design their own strategies to solve a problem. Given dimensions of a glass and a smaller marble, scholars must find the dimensions of a larger marble. The answer key suggests using the Pythagorean Theorem, but multiple...
Bonneville
Design and Engineer Solutions
What's the best way to collect all that trash? A culminating activity has scholars use the knowledge and skills from the unit to design a solution to the plastic trash island problem. They use 3-D pens or a 3-D printer to build models of...
Curated OER
Modeling: Having Kittens
Cats can't add, but they do multiply! Determine the number of descendants of a single cat given specific facts about cats and kittens. The lesson focuses on developing strategies for problem solving using both individual and group work....
Yummy Math
Parametric Equations and a Heart
Trigonometry, art, and Valentine's Day come together in a creative activity about parametric equations. Learners calculate several equations before graphing them either by hand, on a graphic calculator, or Excel spreadsheet to curve...
Institute of Electrical and Electronics Engineers
Classroom Paper Recycling
After reading about the history and recycling of paper, creative crafters collaborate to think of a new process for making recycled paper. A complete teacher's guide and student worksheets are included. There is no written procedure for...
Integrated Physics and Chemistry
Law of Conservation of Matter
Does mass change during a chemical reaction? Demonstrate the Law of Conservation of Matter while encouraging class members to be creative with a two-part lesson. First, learners use Alka-Seltzer® tablets and water to demonstrate the...
Curated OER
Rooster's Off To See the World Number-Sense
Students recognize how numbers are used in number stories. In this Rooster's Off To See the World lesson, students participate in the story. Students complete a number activity and work on the computer to illustrate a number...
Illustrative Mathematics
The Stamp Collection
By using language like "half of the stamps," children are exposed to patterns in arithmetic that requires solving a two-step word problem. This type of language opens a new door for transitioning learners toward understanding fractions...
Curated OER
Roller Ball Race
Students use problem-solving skills and creativity to build a roller ball race track with adjustable ramp levels and changeable friction surfaces. They hypothesize how fast or slow balls will roll down ramps, varying the shape and size...
Denver Art Museum
Lesson: That's Not Natural
Any time kids engage in a design project, they are building problem-solving skills, collaborative learning skills, and creative thinking skills. Upper graders take a nature walk to observe and sketch organic shapes and lines that they...
Middle Tennessee State University
Who's Afraid of the Big Bad Wolf? A Comparison in American Culture
As part of their study of the Progressive Era, class groups examine a 20th century version of "The Three Little Pigs" through a New Era lens and identify how ideals such as the value of hard work, creativity, and problem solving,...
Curated OER
Build Your Dream Science Lab
Would your ideal science lab be filled with bubbling beakers and zapping Tesla coils? Or would it contain state-of-the-art computer technology and data analysis? Dream big with an innovative lesson that connects math and language...
EngageNY
From Ratio Tables to Double Number Line Diagrams
How much sugar is in one bottle? Pupils use double number line diagrams to determine the amount of sugar in a 1L bottle of cola. The teacher leads a discussion on ways that double number lines can be of assistance in solving a...
Curated OER
Ticky Plans His Trip to Antarctica to See Tacky
First graders participate in creative problem solving activity to get from Utah to the Atlantic Ocean.
Illustrative Mathematics
Voting for Two, Variation 4
After elections, the total amount of votes is not specified but the ratio of votes is. Your learners' job is to determine the fraction of votes John received above half of all votes. The problem can be solved abstractly or by other...
Curated OER
The Chicken Soup Problem
In this algebra worksheets students rewrite word problems using algebraic symbols. They use order of operation to solve for the variables used as they relate to multiplication and addition. There is an answer key.
Fuel the Brain
Creating Story Problems
Put your young mathematician's word problem creativity to the test! The directions give the class two simple addition problems with the solution, but there is a missing value to be solved. Your class will love that they can create their...
Curated OER
Not So Snappy 11
For this word problem worksheet, students discover a creative way to practice math word problems - through childhood hobbies. With four word problems each ranging from collecting beanie bags, insects, shells, and stamps any student can...
EngageNY
Mid-Module Assessment Task: Grade 7 Mathematics Module 3
Lesson 16 in the series of 28 is a mid-module assessment. Learners simplify expressions, write and solve equations, and write and solve inequalities. Most questions begin as word problems adding a critical thinking component to the...
Mathematics Vision Project
Systems of Equations and Inequalities
It's raining (systems of) cats and dogs! The fifth unit in a nine-part course presents systems of equations and inequalities within the context of pets. Scholars use systems of inequalities to represent constraints within situations...
EngageNY
End-of-Module Assessment Task: Pre-Calculus Module 4
Challenge your scholars to show what they know about the Law of Sines, Law of Cosines, and inverses. The six-question assessment is the last in a series of 16. Pupils find the area of triangles and show that the Law of Sines and Law of...