Curated OER
Investigating Area and Perimeter of Polygons.
Student sinvestigate the area and perimeter of polygons. They differentiate between similar and congruent polygons.. They identify the ratio and proportions of the sides and angles of polygons.
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Analytic Geometry-Good Problems from Alex Pintilie
In this analytic geometry worksheet, students solve 12 word problems. Problems cover identifying the locus of an equation as well as the locus.
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Equilateral Triangles
Students examine the attribute of equilateral triangles. In this equilateral triangle lesson, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in Navajo rugs.
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Chromatography
Students study about chromatography, a process used to separate mixtures.
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Using Density to Identify Wood Types
Students identify different woods based on their density. In this density lesson, students use a triple beam balance to find the mass and a metric ruler for the volume. They look through various wood blocks and identify what type of wood...
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Triangle Puzzler
Students are introduced to some basic concepts of geometry. They explain that the definition of a triangle is a figure with three sides, three angles, and three points. Triangles can be named by using three points in their correct sequence.
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Density - To Float or Not to Float? That is the Question!
Students investigate how to find the density of fluids and solids using math. Students also learn how to find the density of regular and irregular shaped objects.
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Shapes with Sticks
Third graders investigate three dimensional shapes. They examine a variety of shapes and the relationship between the number of faces, edges, and vertices. Students determine Euler's formula and they create a variety of three dimensional...
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Decisions That Changed Our Lives: A Look At the African American Quest for Freedom and Rights
Students are introduced to the goals of abolitionists throughout history. In groups, they use the internet to discover the purpose of the Underground Railroad and why there were bus boycotts in the 1960s. They compare and contrast the...
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Isaac Newton's 3 Laws of Motion
In this motion activity, students review Newton's Laws of Motion including terms such as inertia and net force. Students complete 11 matching, 7 fill in the blank, and 7 problems to solve.
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The Miracle Fish: Learning to Design an Experiment
Learners develop procedures to explore the behavior of fish. In this scientific experiment lesson students from a hypothesis, write a question, identify different variables and controls in their experiment.
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Diversity: Using Light to Filter Prejudices
High schoolers use physics to discuss diversity. In this social interaction lesson, students use their knowledge of colors and filters to relate it to stereotyping and prejudices.
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Natural Logarithms
In this Algebra II worksheet, 11th graders solve equations involving natural logarithms. The two page worksheet contains explanation, worked examples, and four practice problems. Answers are not included.
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Visualizing Integers
Students create visuals on the TI Calculator to solve problems. In this algebra activity, students perform basic operations with integers. They add, subtract, multiply and divide.
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Geometry Geopardy
Third graders participate in a game in order to review geometric concepts.
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Lesson 3-Explore/Explain Do You Hear What I Hear?
Students explore how loudness is measured. They identify the decibel scale and explain the amplitude of the sound wave.
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An Introduction to the Natural Logarithm (ln)
Students explore the dose response principle, an introduction to what the "natural log" (ln) is and how it behaves. They create and analyze a dose response graph.
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Activity Seven -- Picturing Particles (Student Page) A LAB Worksheet
This worksheet lists background information for a lab on the topics of atom smashers, accelerators or colliders. It clearly states the Rules of the Game -- science laws that apply. Student do the lab and track their results in the given...
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Complex Analysis: Path Independence
In this path independence worksheet, students evaluate contour integrals using the Cauchy-Goursat Theorem. This two-page worksheet contains approximately 5 problems.
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Our Heritage: American!
In this poetry worksheet, students read the poem "Our Heritage: American!" and then answer 4 questions about the poem. There are 2 questions at the bottom of the worksheet for discussion.
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Prime Factorization with Factor Trees (1 of 2)
Six numbers (12, 32, 50,48,36, and 75) are given to learners to craft factor trees with. The first one is completed as an example in this first of two similar online worksheets. Note that where factorization is an foundational step in...
Helping with Math
Prime Factorization with Factor Trees (2 of 2)
The publisher has tagged this resource as designed to meet CCSS.Math,Content.6.NS.4, but it really is only the first step in the process of determining least common multiples and greatest common factors. Six numbers are given for...
Curated OER
Greatest Common Factor
In this GCF learning exercise, students fill in missing numbers in factor trees and write the prime factorization to find the greatest common factor. Worksheet includes links to answers and additional worksheets.
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Greatest Common Factor #2
In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.