Noyce Foundation
Diminishing Return
Challenge individuals to compete as many tasks as possible. Lower-level tasks have pupils apply costs and rates to solve problems. Upper-level tasks add algebraic reasoning and conditional probability to the tasks.
EngageNY
Wishful Thinking—Does Linearity Hold? (Part 2)
Trying to find a linear transformation is like finding a needle in a haystack. The second lesson in the series of 32 continues to explore the concept of linearity started in the first lesson. The class explores trigonometric, rational,...
EngageNY
Wishful Thinking—Does Linearity Hold? (Part 1)
Not all linear functions are linear transformations — show your class the difference. The first lesson in a unit on linear transformations and complex numbers that spans 32 segments introduces the concept of linear transformations and...
EngageNY
End-of-Module Assessment Task: Grade 7 Mathematics Module 5
Show learners how to use simulations and random sampling to reach conclusions with the last resource in a 25-part series. The assessment contains three scenarios, each with several parts, and covers comparing populations using...
Missouri Department of Elementary
I’m Thumbody!
Positive and negative thinking is the focus of a lesson that boost self-awareness. Beginning with a whole-class discussion, scholars brainstorm what positive thinking looks and sounds like then compares and contrast the two types of...
Missouri Department of Elementary
Keep Finding the Positive
Group members take on roles to create a positive classroom community. Learners perform their role—leader, recorder, presenter, timekeeper, encourager, and collector—in preparation for a formal presentation of their positive thinking...
Curated OER
Woman Power!!! Mathematics Camp
Students explore mathematics by researching stereotypes. In this gender bias activity, students participate in discussions where they identify traditional careers according to their own gender. Female students attend summer camp and...
Curated OER
All Aboard
In this mathematical reasoning worksheet, 3rd graders create a catalog page for a toy-train supply store. They list items in order of price (greatest to least amounts). Students are given clues to assist. They answer three comprehension...
Curated OER
Delps and Googles
In this mathematical reasoning worksheet, 1st graders are shown shapes named with the nonsense terms of Delps and Googles. They circle shapes with similar characteristics.
Curated OER
Regents High School Examination, Mathematics B
For this high school examination, students complete four sections and a total of 34 questions from a wide variety of topics. The first section contains 20 multiple choice questions from both geometry and algebra. The second section is a...
Curated OER
Mathematics Lesson Plan
Second graders study subtraction facts. In this mathematics lesson plan, 2nd graders discuss how to solve two digit subtraction problems. Students recognize that there are many different methods or strategies one can use such as using...
Curated OER
Calculators
Students investigate the four basic operations of mathematics that are addition, subtraction, multiplication, and division. The use of a technology game is part of the lesson. They demonstrate the proper use of a calculator as part of...
Curated OER
Integers in the Weather
Middle schoolers engage in a clever instructional activity that combines meteorology with mathematical thinking. They use integers in relation to high and low temperatures that they record. They use a spreadsheet of weather data, a...
Florida Center for Instructional Technology
A Human Number Line: Teacher Notes
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
Delaware Math Cadre Elementary Committee
Operations and Algebraic Thinking
How to use the relationship between multiplication and division to solve math word problems is the focus of the lesson presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then, each group is given...
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
Curated OER
Operation Spaghetti
Find the math in recipes. Young chefs will follow a recipe and investigate the total cost for materials. They measure amounts of food necessary for the recipe and compute the per person cost.
Noyce Foundation
Boxes
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.
Concord Consortium
Mirror, Mirror I
How do you see yourself? Young mathematicians consider whether it's possible to view their whole bodies in a mirror with a length that is half their height. They write a letter to a friend explaining their positions mathematically.
Curated OER
Rounding and Subtracting
Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and...
Curated OER
Tile Patterns I: Octagons and Squares
This can be used as a critical thinking exercise in congruence or as a teaching tool when first introducing the concept. Four octagons are arranged in such a way that a square is formed in the middle. With this information, geometry...
Curated OER
Dice Addition
Using the provided tracing number worksheet, a pair of kindergartners will practice their adding skills. Player A will roll two die, add the sum, and then trace the sum on the worksheet. Player B will take a turn and do the same. The...
Illustrative Mathematics
Drinking Juice, Variation 3
It is up to the learner to find the amount of juice originally in a bottle, knowing what fraction of the juice is left, and the amount that has been consumed. The accompanying commentary provides a useful and detailed description of...
Curated OER
A Better Class of Journal-ists
Young academics create a current events journal by skimming newspapers for articles that fit defined guidelines for informational texts. After cutting out two articles each week to add to their journals, they write a brief description of...