Interactive
CK-12 Foundation

Problem Solving Plan, Mental Math: The Perfect Lemonade 1

7th - 10th
Find the perfect amount of water for lemonade. Scholars solve the famous problem of measuring four liters of water using a three-liter container and a five-liter container. An interactive allows users to see each step of the solution.
Interactive
CK-12 Foundation

Problem Solving Plan, Mental Math: The Perfect Lemonade 2

7th - 10th
Drink in this resource. Young problem solvers investigate a different way of looking at the problem of filling four liters of water from a three-liter cylinder and a five-liter cylinder. Isometric grids help with this understanding.
Interactive
CK-12 Foundation

Proportions and Scale: Problem Solving Plan, Proportions

6th - 8th Standards
Slide into a lesson on proportions. A slider interactive lets users adjust three of the four values in a proportion and automatically updates the fourth value. Scholars use the interactive to help answer a set of challenge questions on...
Interactive
Curated OER

SAT Problem Solving Practice Test

11th - 12th
For this problem solving practice test, students select the best answer from 4 choices to ten questions. Questions are word problems and cover a variety of topics.
Interactive
Curated OER

We Can Solve This Problem

5th
In this problem solving strategy worksheet, 5th graders answer ten multiple choice questions about the steps of solving a word problem. This is an interactive worksheet.
Interactive
1
1
NASA

Resolving 3-Plane Traffic Conflicts by Changing Route—Problem Set C

5th - 9th Standards
Keep the planes from crashing. Pupils work with three airplanes and change their flight paths to keep them at a safe distance from each other. Individuals work through three problems in the third interactive in a set of six with...
Interactive
1
1
NASA

Resolving 2-Plane Traffic Conflicts by Changing Speed—Problem Set E

5th - 9th Standards
What do you do to change arrival times of airplanes when a different route is not available? The fifth interactive in a series of six presents problems where pupils must find solutions to conflicts of safety rules. They must decide how...
Interactive
Curated OER

Problem Solving Strategies Post Test

3rd - 5th
In this problem solving strategies learning exercise, students answer a set of 10 multiple choice questions. Students may click on a link to see correct answers.
Interactive
CK-12 Foundation

Problem Solving Plan, Estimation with Decimals: Shopping

6th - 8th Standards
Mathematicians go on a virtual shopping trip in an interactive designed to boost the concept of estimation. Scholars read and answer five questions—multiple-choice, true or false, and a discussion—with help from a drag-and-drop shopping...
Interactive
CK-12 Foundation

Comparing Methods for Solving Quadratics: Comparing Methods to Solve a Quadratic

9th - 12th Standards
Determine the quickest process for solving quadratics. Pupils compare the number of steps in the process of solving quadratics using three different methods. Scholars determine which situations lend themselves to the different solving...
Interactive
CK-12 Foundation

Problem-Solving Models: Subway vs. Taxi

8th Standards
Ride to success in understanding systems of equations. Scholars graph a system of equations on the cost of a subway and a taxi using an interactive. Using this graph allows users to answer some questions about the situation.  
Interactive
CK-12 Foundation

Mental Math to Evaluate Products: Mental Math Halloween Candy

6th
Time to put those mental math strategies into play with an interactive that has learners thinking about how many candies three friends get altogether.
Interactive
CK-12 Foundation

Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens

6th - 8th Standards
Eight questions challenge scholars to use mental math while multiplying whole numbers by powers of 10. A tool with bouncing decimals demonstrates how and where the decimal moves. Question types include several multiple-choice, a...
Interactive
Curated OER

Online Math Learning: Solving Word Problems Using Algebra

8th - 10th
Learners solve eight short answer algebra word problems. They write and solve systems of equations in two or three variables given a word problem about integers, perimeter, consecutive numbers, etc.
Interactive
Curated OER

Math Puzzles: Connected Loops

6th
In this math puzzles:  connected loops learning exercise, 6th graders read an explanation of the puzzle, then solve by figuring out how to connect the loops, answer is available online.
Interactive
Curated OER

Math Puzzle: Three Cubes

8th
In this math puzzle:  three cubes instructional activity, 8th graders solve the puzzle by making cubes with 2 digit numerals on each side, then finding 3 ways for 3 sides to add up to 100, the answer is available online.
Interactive
Scholastic

Study Jams! Identify Missing or Extra Information

4th - 6th
Learn to maneuver through word problems by identifying the specific information needed to solve it. Is there unnecessary information? Is there missing information? 
Interactive
Curated OER

SAT Problem Solving Practice Test 09

10th - 12th
For this problem solving worksheet, students solve problems involving similar figures, polynomials, integers, and exponents.  This one-page worksheet contains ten multiple-choice worksheets.  Students may submit this online...
Interactive
Curated OER

SAT Problem Solving Practice Test 02

11th - 12th
For this problem solving worksheet, students solve a variety of problems.  Problems include topics such as rate, time, similar figures, volume, and functions.  This one-page worksheet contains ten multiple-choice...
Interactive
1
1
NASA

Resolving 2-Plane Traffic Conflicts by Changing Route—Problem Set B

5th - 9th Standards
Do pilots create appropriate spacing between aircraft by traveling a longer or shorter path? An interactive presents two airplanes that violate safety protocols. Pupils must determine how to change the path of one plane to create...
Interactive
CK-12 Foundation

Formulas for Problem Solving: Finding Distance, Rate, and Time

8th Standards
Go the distance in learning about distance, rate, and time. Young mathematicians use an interactive to investigate the relationship between distance, rate, and time. A set of challenge questions assesses understanding of these...
Interactive
Curated OER

Problem Solving Involving Two People with Incorrect Watches

8th - 11th
In this problem solving learning exercise, students calculate what happens when two people plan to meet but their watches are wrong.  The solutions with explanations is provided.
Interactive
CK-12 Foundation

Fractions as Percents: Baking Cookies

6th - 8th Standards
A five-question interactive challenges mathematicians to solve word problems involving fractions as percents. Baking two different types of cookies and needing the exact amount requires scholars to make fractions, turn them into...
Interactive
Curated OER

Solving Equations by Factoring

8th - 11th
In this algebra worksheet, learners use the Zero Product Property to solve polynomial equations by factoring.  Application problems are included.  The one page interactive worksheet contains fifty-four problems.  The...