University of Texas
Complex Numbers
Are complex numbers and binomials similar? This stack of slides provides an introduction to complex numbers and shows how to operate with them. The worked examples show a connection between operating with binomials and operating with...
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...
CK-12 Foundation
Proportions to Find Percents: Bag of Candy
Proportions and percents are the focus of an interactive designed to boost math proficiency. Five questions challenge participants to solve candy-themed word problems. A color-coded tool with moveable parts assists mathematicians in the...
Messenger Education
Design Challenge: How to Keep Gelatin from Melting
The inside of the spacecraft Messenger, which explores Mercury, will experience temperatures from 32 to 91 degrees Fahrenheit. In the final installment of a series of four space-related activities, groups spend time discussing and...
Illustrative Mathematics
Security Camera
A different-than-normal problem that allows learners to practice their reasoning to find an answer. The problem bases itself off a graph drawing of a store that needs to install security cameras. The challenge is to find which placement...
Curated OER
Reading Bar Graphs #2
Raise the bar in your third grade class with this learning exercise on bar graphs. Youngsters view three graphs representing three different sets of data, and answer questions based on what they analyze. The first set is completed as an...
College Board
2017 AP® Macroeconomics Free-Response Questions
Learners get extra practice graphing complicated economic concepts using authentic College Board materials. Problem sets include examinations of consumer versus capital goods, and the effects of various financial policies on an economy...
Nemours KidsHealth
Self-Esteem
It's important to have healthy self-esteem, but it't not always easy for a teen to identify and maintain it. Support your pupils' healthy self-esteem through grand conversations, daily positive self reflections, and scenario problem...
Curated OER
Conversation Heart Graphing
Sixth graders review the different types of graphs (bar, line, pictograph) They predict the data set they can garner several boxes of conversation hearts. Students record their data using an Excel spreadsheet. They create a graph based...
Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
Amnesty International
Respect My Rights, Respect My Dignity Module Three – Sexual and Reproductive Rights Are Human Rights
Give learners the support they need to take action in their communities when it comes to sexual and reproductive rights. A resource teaches the class about global issues surrounding gender inequality, including both readings and...
Curated OER
Subtract All, Some, or None
In this subtraction skills practice learning exercise, students use their problem solving skills to solve 3 math word problems. Students should use math drawings to help them solve the problems.
Curated OER
How Many Pieces of Mail?
Fourth graders explore their multiplication skills. In this number sense lesson, students use their problem solving skills to solve a word problem that requires them to multiply 2 or 3-digit numbers by 1 or 2-digit numbers....
Curated OER
School Bus Minutes
In this interpreting data worksheet, students examine table regarding time spent on the school bus. Students respond to 5 short answer questions that require them to read the data and use their problem solving skills.
Curated OER
Math Word Problems: Chapter 1 Investgation
In this math investigation worksheet, 4th graders read facts pertaining to the Seattle Space Needle. Students note the numbers used to count and those used to measure in the description.
Curated OER
Math: Reasoning and Problem Solving using Voyages
Students plan a voyage as the captain of a tall ship in the early days of exploration and merchant trading. They choose 2 ships and 3 voyages for a total of 6 possibilities. They calculate the number of days and distance of their...
Curated OER
Everyone's Playing Basketball
To foster number sense and build problem solving skills, pupils will work through a complex word problem. They will be asked to analyze the data given, solve the problem, then share their thinking process with the class. This activity...
Curated OER
How Much Will Movies Cost In The Future?
Students use data collection and analysis, statistics, and probability in problem-solving situations and communicate the reasoning used in solving these problems.
Curated OER
The National Math Trail
Students explore the many applications of mathematics in their environment . They formulate and solve mathematics problems. Students describe geometric elements, shapes and relationships. Students use technology such as digital cameras...
Curated OER
Sculpture/Problem Solving
Students select what kind of sculpture they would most like to create. They construct a model, place it in a central location and receive a number. Then they vote on the sculpture they would like to construct as a group project.
Curated OER
The Weight of Primates
Second graders practice their problem solving skills. In this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
Curated OER
Can You Tell What the Hidden Message Is?
In this math patterns worksheet, students use their problem solving skills to solve 6 problems that require them to complete messages by finding patterns.
Curated OER
Calendar and Time Word Problems
In this calendar and time worksheet, students solve word problems about calendars and time. Students complete 10 multiple choice questions.
Curated OER
Computation: How can we use rice to solve problem questions?
Fourth graders graph metric tons of rice produced by various countries. In this graphing lesson, 4th graders follow problem solving steps to answer questions about rice nutrition and then graph the amount of rice produced by...
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