Illustrative Mathematics
Finding an Unknown Angle
Teach your class how to apply their knowledge of geometry as they explore the unknown. In order to find an unknown angle, learners must understand that rectangles have four interior right angles, that right angles have 90 degrees, and...
Curated OER
Describing Data
Your learners will practice many ways of describing data using coordinate algebra in this unit written to address many Common Core State Standards. Simple examples of different ways to organize data are shared and then practice problems...
Mathematics Assessment Project
Calculating Arcs and Areas of Sectors of Circles
Going around in circles trying to find a resource on sectors of circles? Here is an activity where pupils first complete an assessment task to determine the areas and perimeters of sectors of circles. They then participate in an...
Concord Consortium
Keeping Pace
What came first, pedestrian one or pedestrian two? Scholars consider a problem scenario in which two people walk at different rates at different times. They must decide who reaches a checkpoint first. Their answers are likely to surprise...
Bowland
Hilbre Island
Young travelers plan a trip to Hilbre Island based on constraints on tides and time. They use a timeline to help determine the optimal day/time to make the trip.
Mathematics Assessment Project
Funsize Cans
Designing fun-size cans ... what fun! Class members use the provided questions to determine the dimensions of a can with a minimum surface area for a given volume. The task allows learners to use graphs or algebraic manipulation to...
Bowland
Youth Hostel
Given a set of criteria, individuals determine how to arrange males and females in a dormitory. They must meet the requirements and communicate their plan clearly.
Schoolcraft College
Trigonometry
This trigonometry textbook takes the learner from a basic understanding of angles and triangles through the use of polar coordinates on the complex plane. Written by a mathematician-engineer, examples and problems here are used to...
New York City Department of Education
Dance and Text
Use texts and dances to teach inequalities and equations. A sixth-grade unit covers using variables in equations and inequalities to solve problems. Learners show what they know at the end of the unit using two performance tasks, one...
Balanced Assessment
Chameleon Color
Don't let the resource hide from you. In the assessment task, young mathematicians solve problems involving chameleons that change color. Three different problems require individuals to apply parity in various situations.
Math Guy
Algebra 2 Practice Final
Work out to Algebra II with the 50-question worksheet that practices different types of functions. Multiple choice questions focus on topics such as rational, radical, and logarithmic functions. The resource comes with a printed answer...
Ohio Literacy Resource Center
Solving Systems of Linear Equations Graphing
Do you need to graph lines to see the point? A thorough lesson plan provides comprehensive instruction focused on solving systems of equations by graphing. Resources include guided practice worksheet, skill practice worksheet,...
CK-12 Foundation
Percent of a Number: Acid Solution
Mathematicians answer five questions about percents, ratios, and proportions with help from an interactive graduated cylinder. Question types include multiple-choice, fill-in-the-blank, and discussion.
Curated OER
Reading Plot
In this problem and solution worksheet, 3rd graders read an Aesop fable and using a highlighter to highlight the problem and solution in the fable. Then students write the problem and solution in their own words. The worksheet gives 5...
Curated OER
My Problem...Your Problem...Our Problem
Sixth graders list challenges they face in life and identify which challenges deal with people and relationships. In groups, they participate in conflict-resolution activities. Afterward, 6th graders present real-life situations and...
Curated OER
Estimating Solutions
Finding approximate solutions to word problems allows users to assess the reasonableness of their answers. In a well-paced lesson, the class rounds numbers to estimate the solutions. They explain their thinking and determine if the...
Curated OER
Social Problems
An adult ESL class brainstorm what they believe to be the major problems in Namibia. In groups, they use the list of problems and put them into the order of the most critical and the reasons why. They research possible solutions and...
Curated OER
"Re-Solutioning": Practice Brings Out Our Best
Seventh graders write scripts for scenarios to be "re-solutioned". One re-solution scenario will be role played for whole class. They also identify what personal responsibility means and who is responsible in taking personal...
Curated OER
Problem-Solving Processes and Figurative Language
Nonfiction texts about people on the move provide young readers with an opportunity to examine not only the problem-solving strategies employed by immigrants, but to also find examples of figurative language these writers use to tell...
CK-12 Foundation
Angles of Elevation and Depression: Fly-By Calibration
Determine the distance between two trees from afar. Pupils use an interactive resource to create two right triangles using trees and a plane. They determine the horizontal legs of each triangle to find the distance between the two trees.
College Board
2007 AP® Statistics Free-Response Questions Form B
So that is how they do it! Pupils and teachers see how College Board assesses topics using the free-response questions from Form B of the 2007 AP® Statistics test. The six questions are divided in two sections, the first five being...
Chemistry Collective
Virtual Lab: DNA Binding Problem
Why do the bases in DNA pair up the way they do? Unravel the mystery of the double helix in a virtual lab. Young scientists follow in the footsteps of Watson and Crick to determine the free energy associated with DNA base pair binding....
101 Questions
CoinStar
Would you rather have a bowl of dimes or a bowl of quarters? A video introduces the problem by presenting two bowls, one full of quarters and another full of dimes. Learners use information from a CoinStar receipt to calculate the number...
Illustrative Mathematics
Comparing Growth, Variation 1
Young mathematicians compare the growth of two snake lengths in feet over one year in a straightforward word-problem task.