CK-12 Foundation
Differential Equations Representing Growth and Decay: Rice Legend
The legend of a wise man who asks a king for rice as a reward presents a context to study exponential solutions to differential equations. Pupils move quantities of rice to a chessboard and calculate the amount of rice for each day. To...
CK-12 Foundation
Scientific Notation Values
Scientific notation is the focus of a five-question interactive. A model with movable points offers a visual reference to help solve true or false, multiple-choice, and fill in the blank questions. A discussion question challenges...
Denton Independent School District
Pieces to the Puzzle Fraction Project
Four polygons each have a fraction with unlike denominators printed on them. Creative math minds select several shapes to create a design with and then write and solve a math problem involving the addition of all of the fractions...
Virginia Department of Education
3-D Figures
Scholars construct three-dimensional figures to study dimension and side views. Learners build models using linking cubes to match views of different sides. After practicing with models, they attempt to match three-dimensional drawings...
101 Questions
Lucky Cow
Cutting the cheese isn't a joke. Scholars observe a wedge of cheese and must determine how to cut it in half horizontally. They apply their knowledge of sectors to determine the most accurate way to slice the cheese.
Concord Consortium
Bill the Ball Bearing Man
Just how durable could a hollow ball bearing be? Learners model the strength of the walls of a ball bearing as a function of the radius of its cavity. They use their models to make reasonable conclusions about the probability of failure...
Curated OER
Modeling: Having Kittens
Cats can't add, but they do multiply! Determine the number of descendants of a single cat given specific facts about cats and kittens. The lesson focuses on developing strategies for problem solving using both individual and group work....
CK-12 Foundation
Pythagorean Theorem to Determine Distance: Distance Between Friends
Pupils use an interactive to help visualize the right triangles needed to calculate distances between friends' houses. Individuals solve five problems on how to determine distances and comparing the distances.
CK-12 Foundation
Expression Evaluation with Different Denominators: Adding Mixed Fractions of Water
An interactive challenges mathematicians to add mixed fractions with unlike denominators. Five questions—fill-in-the-blank and multiple-choice—build from one to the next leading the way to an open discussion about denominators and...
Curated OER
Math Treasure Hunt
In this math treasure hunt worksheet, students complete problems that relate to the answer from the problem before until they reach the last problem. Students complete 6 problems.
Curated OER
Math Journal: Functions and Coordinate Geometry
Fifth graders examine the many uses of coordinate grids. In this graphing lesson, 5th graders write data driven equations, discuss the x and y-axis, and determine if using 2 or 3 ordered pairs is better. Students complete several...
Curated OER
Weekly Math Challenge
Students solve a new math challenge every week. In this math center activity, students explain the process of solving the weekly challenge. Students are assessed on what is included in their challenge notebook. Students earn rewards for...
Curated OER
TI Math, Games
Students solve problems using technology. In this algebra lesson, students apply flow diagrams and computer codes to solve problems. They use the TI to view the graphs.
Curated OER
Study Buddies: Multiplying With Money
In this math homework worksheet, students will solve a money multiplication problem with the support of a "Coach". Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Perimeter
In this math worksheet, students will work with a coach to solve a story problem in which they must find the perimeter of two gardens. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Counting Back Tens and Ones
In this math worksheet, students will work with a coach to solve a problem in which they must subtract by counting back by tens and ones. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Dividing Two-Digit Numbers
For this math worksheet, students will works with a coach to solve a story problem in which they must divide a two digit number by a single digit number. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Estimating Quotients
In this math worksheet, students will work with a coach to solve a division problems by estimating quotients. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Subtracting Three-Digit Numbers
In this math worksheet, students will work with a coach to solve a story problem in which they must subtract three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Working With Fractions
In this math worksheet, students will work with a coach to solve a fractions story problem. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Zeros in the Quotient
In this math worksheet, learners will work with a coach to solve a division problem. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Dividing by Two-Digit Numbers/One-Digit Quotients
In this math worksheet, students will work with a coach to solve a two-digit division problem. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Adding Decimals
For this math worksheet, students will work with a coach to add numbers with decimals to the hundredths place. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Study Buddies: Reading Line Graphs
In this math worksheet, students will work with a coach to solve a problem by reading a line graph. Students will follow a step-by-step process and notes are provided for the coach.