Curated OER
WS 8.4 Percentage Problems
In this percentage worksheet, learners calculate percentages given various types of problems. They calculate percent of compounds in a solution, they calculate mass of compounds given percentages of solutions, and they percentages of...
Noyce Foundation
Miles of Tiles
Create number sentences and equations to solve geometric problems. Each activity in the series of five asks young mathematicians to consider different-sized tiles to build structures according to specific criteria. The first activities,...
Illustrative Mathematics
Sammy's Chipmunk and Squirrel Observations
Here is a fun project. Sammy observes a chipmunk and a squirrel to see how many holes each needs in order to stash the same number of acorns. Scholars could find the answer algebraically or create a table to analyze the...
Curated OER
After Reconstruction: Problems of African Americans
Students describe issues or problems facing African Americans following Reconstruction. They explain possible solutions to these problems suggested in the sources you find, and cite arguments for and against these solutions.
Noyce Foundation
Perfect Pair
What makes number pairs perfect? The resource provides five problems regarding perfect pairs of numbers, the definition of which changes in complexity with each task. Solutions require pupils to apply number sense and operations, as well...
California Academy of Science
Your Hidden Water Footprint: Defining a Problem to Find a Solution
One 17-ounce bottle of Cola requires around 46 gallons of water to produce. How is that possible? Young scientists learn about the hidden water used to produce everyday items. They research, discuss, and look for ways to reduce water...
California Academy of Science
Food for Thought: Defining a Problem to Find a Solution
Scholars approach a problem trying to plan a meal for a class party. They learn about the restrictions and must decide what information they need to plan the meal. The first lesson in a 13-part unit on Our Hungry Planet encourages...
Curated OER
Oil: The Problem or Solution to the World's Economic Future
Students map the major oil producing and consuming countries and regions. They identify current and future topographic and political problems that could affect the production and transportation of oil.
Curated OER
Delivery Trucks
Written to assess young scholars' knowledge of interpreting expressions that represent a quantity in terms of its context, this machine-scored task also allows for a good discussion about units guiding the problem solving and solution.
Teach Engineering
Design Step 3: Brainstorm Possible Solutions
Our young scientists have now specifically identified a problem, and this step helps them think of possible solutions. An outline, including guidelines, for brainstorming helps scholars stay on the right path. The resource includes...
Noyce Foundation
Double Down
Double the dog ears, double the fun. Five problems provide increasing challenges with non-linear growth. Topics include dog ears, family trees and population data, and geometric patterns.
Houghton Mifflin Harcourt
Problem Solvers: Challenge Activities (Theme 4)
Creative activities help bring literature alive. The first of a set of lessons designed to accompany selections from Theme 4: Problem Solvers uses activities such as skits, responses to music, and social studies projects. These...
Curated OER
Word Problem Solving Strategies Cookies 2
This is a fantastic template to guide scholars in solving math word problems! Learners read a word problem dealing with sales and profits, and fill in a graphic organizer to guide the process. They consider important information, the...
Curated OER
How does the solution change?
Four simple equations, each with two variables, try to get at the important question of reasoning about equations. The problem isn't to solve the equations, but to understand the nature of their solutions. These equations address the...
Curated OER
Mixing Fertilizer
Your young landscapers do concentration calculations in this problem dealing with mixing fertilizer. Learners use and analyze rational expressions within this context.
Illustrative Mathematics
How Many Marbles?
Don't lose your marbles! This simple story problem helps make teaching division with fractions much easier. Work on this problem along with the instructional activity titled, How Many Servings of Oatmeal? to highlight the...
Noyce Foundation
First Rate
Explore distance and time factors to build an understanding of rates. A comprehensive set of problems target learners of all grade levels. The initial problem provides distance and time values and asks for the winner of a race. Another...
Curated OER
Problem Solving Model
Use a vocabulary chart to introduce math functions. The class defines a list of mathematical vocabulary terms on a worksheet, as well as completes equations and expressions. They examine word problems and practice transcribing them into...
Noyce Foundation
On Balance
Investigate the world of unknown quantities with a creative set of five lessons that provides problem situations for varying grade levels. Each problem presents a scenario of fruit with different weights and a balance scale. Using the...
Noyce Foundation
Tri-Triangles
Develop an understanding of algebraic sequences through an exploration of patterns. Five leveled problems target grade levels from elementary through high school. Each problem asks young mathematicians to recognize a geometric pattern....
Chemistry Collective
Virtual Lab: Glucose Dilution Problem
There's no diluted learning here! Young chemists conduct a virtual lab exploration to practice their stoichiometry skills. By manipulating simulated solutions, they create a solution of a specific glucose molarity.
Mathematics Assessment Project
Solving Problems with Circles and Triangles
After completing a task involving examining the ratio of areas of triangles and circles in a given figure, scholars examine sample responses to identify other strategies they could use to solve the problem.
Illustrative Mathematics
Field Day Scarcity
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
Curated OER
Problems!!!
In this word problems activity, students read word problems about one person telling the truth and one telling a lie and they figure out which is which. Students complete 4 problems.
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