Assessment
Bowland

Golden Rectangles

For Teachers 6th - 9th
Scholars must determine the maximum area for a rectangular plot of land enclosed with 100 meters of rope. As the work they discover patterns and numerical approaches to solve the problem.
Interactive
CK-12 Foundation

Properties of Rational Numbers: Lollipop Trees

For Students 6th - 8th Standards
A six-question interactive takes mathematicians to Lollipop Land where they manipulate lollipop trees to make equivalent ratios.  Question types include multiple-choice, true or false, and a discussion. 
Interactive
CK-12 Foundation

Compound Inequalities: Babysitting

For Students 6th Standards
Keep this resource close by. Given conditions on how close by a child must be to a babysitter, scholars use an interactive to position a picture of the child in relation to the babysitter. Compound inequalities help represent the condition.
Interactive
CK-12 Foundation

Explicit Formulas: Tiles for Writing nth Term in a Sequence

For Students 11th - Higher Ed Standards
Build an explicit formula using tiles. Pupils develop a tile representation of a term within a sequence given figures of previous terms. Using the diagrams, learners develop the explicit formula by recognizing the common difference and...
Interactive
CK-12 Foundation

Finding the nth Term Given the Common Ratio and the First Term: Dominoes

For Students 11th - Higher Ed Standards
Topple misunderstandings of geometric sequences. Using a context of creating ever-increasing sizes of dominoes, pupils develop a geometric sequence. The scenario provides the size of the first domino and the common ratio between...
Interactive
CK-12 Foundation

Definition of Inverse Functions

For Students 11th - Higher Ed Standards
Investigate the definition of inverse functions graphically. Using the interactive, scholars create a graph of a function and view its resulting inverse. They then determine whether a group of functions have inverses that are also...
Lesson Plan
NASA

Supernova Chemistry

For Teachers 9th - 12th Standards
By measuring the wavelength, frequency, and intensity of electromagnetic radiation, scientists determine the temperature, density, and composition of far away items. Scholars rotate through ten lab stations using a spectroscope at each...
Worksheet
Curated OER

Number Worksheet: Learning the Number 9

For Students K - 2nd
In this number 9 worksheet, students practice tracing the letters that spell the number 9 and then write the word nine 6 times on their own on the lines provided. Students circle 9 vacuum cleaners.
Assessment
Mathed Up!

3-D Pythagoras

For Students 9th - 12th
Apply the Pythagorean Theorem in three-dimensional shapes. Young mathematicians watch a video that takes them through several examples of using the Pythagorean Theorem to solve problems involving lengths in three-dimensional figures. A...
Assessment
Mathematics Assessment Project

Triangular Frameworks

For Students 7th - 9th Standards
What did the triangle say to the circle? You're pointless! Class members will get the point when they investigate relationships between side lengths of a triangle using the Triangle Inequality Theorem. Pupils then create an...
Assessment
Curriculum Corner

Editable Exit Tickets

For Students 3rd - 6th
Here is a resource with 28 different exit ticket formats that can be used across the curriculum. Opportunities for exit assessments are endless with various prompts such as, "2 facts I learned today...
Lesson Plan
Illustrative Mathematics

How Long

For Teachers K - 2nd Standards
It won't take young mathematicians long to learn how to measure length with this fun, hands-on activity. Working in pairs, children use Unifix® or snap cubes to measure and record the lengths of different classroom objects. To extend the...
Worksheet
Institute for Energy and Environmental Research

Practice with Scientific Notation

For Teachers 7th - 12th
Zeroes are more important than they look! A guided practice activity takes learners through the process of both scientific and decimal notation, culminating in more complex word problems and equations.
Lesson Plan
Curated OER

How Heavy

For Teachers Pre-K - 1st Standards
Break out the balances for this primary grade instructional activity on weight measurement. Using common elementary school manipulatives like unifix or snap cubes, young mathematicians determine the weight of four different classroom...
Worksheet
Alberta Learning

Equivalent Fractions: Activity Sheet

For Students 3rd - 5th
Provide learners with practice for identifying equivalent fractions. The first worksheet contains 15 problems that instruct pupils to name fractions based on visuals, and to find missing parts to equivalent fractions. In the second...
Interactive
CK-12 Foundation

Graphs of Linear Systems: Heart Rate Tracker

For Students 8th - 10th Standards
Max out heart rates for males and females. Formulas of maximum heart rates provide the equations for a linear system. Pupils use the interactive to graph the equations for males and females and determine their points of intersection. The...
Interactive
CK-12 Foundation

Translation of Vectors and Slope: Rearranging a Classroom

For Students 11th - Higher Ed Standards
Find out if vectors are equal in the classroom. Pupils use the interactive to create vectors showing the movements boys perform in rearranging classroom furniture. The scholars determine which boy moved furniture the farthest, or if they...
Interactive
CK-12 Foundation

Translation of Vectors and Slope: Identical Vectors

For Students 11th - Higher Ed Standards
Translate vectors to find equivalent ones. An interactive shows 10 randomly displayed vectors. Pupils grab the vectors and move them to group them with similar vectors in magnitude and direction. Scholars find the groups of vectors that...
Interactive
CK-12 Foundation

Inverse Functions

For Students 11th - Higher Ed Standards
Provide a graphical view of inverses. Pupils manipulate points on a line and see the relationship of the graph with the graph of its inverse. Using the relationship between the graphs, scholars respond to questions concerning inverses...
Interactive
CK-12 Foundation

Equations of Circles: Finding the Equation of a Circle

For Students 11th - Higher Ed Standards
It's all about location and size. With the aid of the interactive, pupils explore the relationship between the location and size of a circle and its equation. The learners use that relationship to determine the equation of a circle given...
Lesson Planet Article
Curated OER

Writing Out Loud: Poems for Two Voices

For Teachers 5th - 12th
Helpful ways for poetry to reinforce your lesson - for any subject.
Lesson Plan
Curated OER

Math Jeopardy

For Teachers 4th - 12th
Students, in teams, play Math Jeopardy against each other as a way to reinforce their skills.
Lesson Plan
Curated OER

Multiple Number Addition: Two-Digit; Four Numbers (A)

For Teachers 3rd - 4th
In this math worksheet, students solve 36 problems in which four 2 digit numbers are added in a column. There is regrouping in the problems, which are in vertical format.
Worksheet
Curated OER

Math for Fourth Grade: Statistical Charts

For Teachers 4th
In this math for fourth grade statistical charts worksheet, 4th graders answer 7 multiple choice questions in standardized test format about data, charts and graphs.