CK-12 Foundation
Comparison of Unit Rates: Drive Away
Five questions make up an interactive that challenges mathematicians to compare unit rates. Word problems question scholars about two friends going on a road trip. Scholars manipulate two cars on a coordinate plane to help solve word...
CK-12 Foundation
Two-Step Equations with Addition and Multiplication: T-Shirt Equation
Interactive bar models make solving equations fairly easy. Scholars use an interactive to adjust a bar model representing an equation. This model helps solve the equation.
CK-12 Foundation
Two-Step Equations with Subtraction and Multiplication: Cupcake Equation
Solving equations is a piece of cake. Young mathematicians use an interactive to create a bar model to representing a situation involving cupcakes. They use the model to solve for the cost of a cupcake.
CK-12 Foundation
Combinations: Making the Team
Determine how many three-player teams you can make from five players. Pupils drag dots representing players to create a list of teams they can form with a limited number of players. They then find out the number of teams one...
CK-12 Foundation
Combination Problems: Friends at a Party
Friend or stranger? Can there be less than three in a group? The interactive asks learners to prove that for seven people at a party, at least three of them are either mutual friends or mutual strangers. Pupils determine the number of...
CK-12 Foundation
Basic Geometric Definitions: Alternate Dimensions
How do you calculate problems in alternate dimensions? The interactive allows learners to manipulate points in 2-D as scholars explore the relationship the points must have to create a one-dimensional object. Pupils identify objects that...
CK-12 Foundation
Evaluate Expressions with One or More Variables: Water Bottle Expression
Fill your mind as you fill virtual water bottles. Pupils use an interactive to find the amount of water that can fit in given containers. Writing and evaluating an algebraic expression helps with this task.
CK-12 Foundation
Prime and Composite Numbers
Nine true or false, multiple-choice, and discussion questions make up an interactive designed to reinforce scholars' knowledge of prime and composite numbers. A number chart reveals every prime number through 100.
Mathematics Assessment Project
Generalizing Patterns: The Difference of Two Squares
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
CK-12 Foundation
Factorization of Quadratic Expressions: Algebra Tiles
What does it mean to factor the difference of two squares? The interactive presents an area model of the difference of two squares. Pupils rearrange the model to create a rectangular area. The learners determine the length and width...
CK-12 Foundation
Midpoint and Segment Bisectors: The Midpoint Formula
Let's meet in the middle. Given two points on the coordinate plane, pupils use the interactive to find the midpoint. The interactive provides a graphical display of the midpoint and the midpoint formula with the coordinates of the...
CK-12 Foundation
Permutations with Repetition: Permutations and Repetition
What's in a name? An interactive asks users to find the number of ways to arrange the letters in the word DAD and MOM. Pupils use the interactive to arrange the letters but restrict the permutations to be unique for MOM and answer...
CK-12 Foundation
Understand and Create Histograms: Car Sales
Create a history of car sales. Pupils create a histogram/bar graph to show the number of car sales made during the week. Using the data display, learners calculate numerical summaries of the data and find the percent of cars sold during...
CK-12 Foundation
And and Or Statements: Number Lines
Compound statements are actually quite simple. A virtual interactive provides a means to graph solution sets to compound statements involving and and or. Users then answer a few challenge questions on these solution sets.
Curated OER
Number Ordering
Young scholars complete number ordering activities in an online format. In this number ordering instructional activity, students get a number from 0 to 30 and then participate in a timed exercise to order the numbers. Young scholars...
Curated OER
Number Recognition Worksheets
In this number recognition worksheet, students practice tracing the numbers 0-10 and respond to 3 fill in the blank questions regarding each of the numbers.
Curated OER
My Test Book: Number Line Math
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to read and interpret number lines. Students may view the correct answers.
Curated OER
My Test Book: Number Lines
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding the information on the shown number lines. Students may view the correct answers.
Curated OER
Number Sense Review for Grade 3
In this number sense review for grade 3 activity, 3rd graders answer 20 multiple choice questions in standardized test format about third grade math.
Curated OER
My Test Book: Number Lines
In this math skills worksheet, students solve 10 multiple choice math problems that require them to read number lines. Students may view the correct answers.
Curated OER
My Test Book: Comparing Numbers and Number Order
In this math skills worksheet, students solve 10 multiple choice math problems that require them to compare numbers and to put them in the correct order. Students may view the correct answers.
Curated OER
Numbers Worksheet: Learning the Number 5
In this number 5 worksheet, students trace the word "five" and then practice writing in on their own on this lines provided. They then circle 5 angels from the group at the bottom of the page.
Curated OER
Number Worksheet: Learning the Number 6
In this number 6 worksheet, students trace the word "six" and then practice writing in on their own on this lines provided. They then circle 6 brushes from the group at the bottom of the page.
Curated OER
Ten
Students create their own counting book and brainstorm ideas with each other for a concept. In this counting lesson plan, students first read books such as Ten by Keith Haring.