CK-12 Foundation
Midpoint and Segment Bisectors: Finding Treasure with Geometry
Send your class on the hunt for a buried treasure and apply geometry skills along the way. An engaging lesson uses direction and midpoint locations to find the location of a treasure. Videos provide background information to complete the...
CK-12 Foundation
Angles: The Angle of Discovery
Practice important angle vocabulary using an interactive lesson. As learners manipulate vertical angles, they watch the supplementary and congruent angles adjust. Questions pertaining to vocabulary and measurements follow their exploration.
Education Development Center
Integer Combinations—Postage Stamps Problem (MS Version)
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain...
Education Development Center
Similar Triangles
Model geometric concepts through a hands-on approach. Learners apply similar triangle relationships to solve for an unknown side length. Before they find the solution, they describe the transformation to help identify corresponding sides.
Alabama Learning Exchange
Complex Numbers Solutions
Complex doesn't have to mean harder! Learners experiment with online software to determine the quadratic equations with complex solutions. They use the quadratic formula to solve equations with both real and complex solutions.
Alabama Learning Exchange
Building Functions: Composition of Functions
Hammer away at building different types of functions. An engaging lesson plan builds on learners' knowledge of domain and range to create an understanding of composite functions. Young scholars learn to write composite...
Curated OER
Measuring Scavenger Hunt
Students participate in a measuring scavenger hunt. Students choose items around the room to estimate and measure. Students try measuring with their hands and compare with other students who did the same. Students discuss why their...
Curated OER
Fraction Puzzle Problems
Fifth graders design a fraction word problem PowerPoint presentation. In small groups they complete a storyboard graphic organizer for their word problem, evaluate another group's word problem, and create a PowerPoint presentation of...
Curated OER
What is a Community?
Second graders write sentences in a graphic organizer about communities and what they include. In this community lesson, 2nd graders will also draw a picture based on their description.
Curated OER
Geometry is Fun and EverywhereGeometry, You Don’t Care? Geometry is Fun and Everywhere
Third graders investigate shapes in our world. In this geometry lesson, 3rd graders describe plane and solid shapes and identify angles, solid objects and lines of symmetry. Students use online resources, graphic organizers and conduct...
Curated OER
Compare and Contrast
In this compare and contrast graphic organizer activity, students choose 2 different topics to compare and contrast using the graphic organizer to organize their information.
Curated OER
Two-Column Chart
In this two-column chart instructional activity, students use the blank graphic organizer template as instructed by their teacher. This t-chart may be used for a variety of classroom activities.
Curated OER
Venn Diagram with Critical Attributes
In this Venn diagram graphic organizer worksheet, students compare and contrast an item using the overlapping diagram. Students also list critical attributes in the space provided.
Virginia Department of Education
Rational Speed Matching
Ready, set, go! Individuals practice converting rational numbers between fractions, decimals, and percents. A speed game has teams match the three forms of rational numbers on a number line.
Virginia Department of Education
Equations
Science equipment can be handy for math class, too. Scholars learn to solve one- and two-step linear equations by using the concept of a balance. They solve real-world problems in a variety of contexts by writing and solving linear...
Virginia Department of Education
Simply Radical
Simplifying is radical, dude! After reviewing how to simplify square roots of whole numbers, scholars consider how to simplify square roots of algebraic monomials. Also taken under consideration is how to simplify cube roots of whole...
Virginia Department of Education
Ground Zero
Don't harbor any negative feelings toward negative numbers. Scholars learn about different classifications of rational numbers, including negative integers. They also develop definitions of the opposite and the absolute value of a...
Curated OER
Percents: What's the Use?
Students explore percentages in real world situations. In this percents lesson, students determine the final sales price after discounts. Students interview community members and determine how percentages are used in the real world.
Math Mammoth
Estimating
In this math worksheet, 6th graders find the values for the 3 sets of problems that focus upon the skill of estimation with the help of the graphic organizers.
Curated OER
Tally Chart/Pictograph
In this graphic organizer worksheet, students can record their own data on this tally chart/pictograph. There are two columns and six rows with room for a title.
Virginia Department of Education
Going the Distance
Estimate the value of one of the most famous irrational numbers. The hands-on instructional activity instructs classmates to measure the circumference and diameters of circles using yarn. The ratio of these quantities defines pi.
Curated OER
Planning a Garden Using a Grid
Third graders plan for a garden. In this garden planning lesson, 3rd graders investigate the use of a grid to accurately map out and plan for a vegetable garden. Students predict the space requirements for different vegetables.
Curated OER
Indoor Gardening by Building a Simple Hydroponics
Students investigate the use of hydroponic gardening on the world food supply. In this hydroponic gardening lesson, students make a garden out of a soda bottle, grow a cilantro plant, and compare hydroponics with regular gardening using...
Curated OER
Trash to Gas
Students experiment with biomass materials as alternative energy sources. In this biomass material lesson plan, students participate in an experiment with cow manure to determine how it can be used as an energy source. They record their...