Curated OER
"Zero-ing" In On Integers
Students add and subtract integers. In this integer instructional activity, students use models to demonstrte the addition and subtraction of integers. They describe zero pairs and write steps to add and subtract integers.
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Let's Learn about Symmetry
Students explore symmetry in architecture. For this cross curriculum art and architecture lesson, students fold paper to illustrate symmetry and identify symmetrical and asymmetrical shapes. Students observe photographs...
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What are the Kinds of Triangles?
Fifth graders classify triangles. In this triangle lesson, 5th graders learn about the characteristics that make up a triangle. They are instructed through video, PowerPoint slides, and teacher-led demonstrations.
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Technology for Displaying Trigonometric Graph Behavior: Sine and Cosine
Students explore the concept of sine and cosine. In this sine and cosine lesson, students work in groups to graph sine and cosine functions. Students examine how coefficients in various parts of each parent function shift the...
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Related Rates
Twelfth graders rewrite word problems using equations. In this calculus activity, 12th graders solve real world situation using the derivative. They solve problems on rate, and distance.
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An Introduction To Solving And Graphing Inequalities
Students graph inequalities and solve the equations. In this algebra lesson, students graph their solutions on a number line and create an inequality for a word problem.
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Symmetry
Students explore symmetry. In this geometry lesson, student identify and define bilateral symmetry, radial symmetry, pentagonal symmetry, hexagonal symmetry, and cubic symmetry. Students construct examples of these types of symmetry and...
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Who Took the Cookies
Students find the missing cookies. In this language arts lesson, students solve the mystery of who is taking the cookies from the cookie jar. Students are read several books with the same mystery of cookies being taken from the jar.
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Precalculus, Droodle Review Sheet
In this pre-calculus worksheet, students solve 20 problems in order to determine the "Droodle." Each correct answer the students achieve will be associated with a letter, that letter will be used to uncover the identity of a strange...
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Basic Right Triangles
Elementary schoolers examine the attributes of triangles. In this triangle lesson, learners compare regular triangles and right triangles. They explore vertices and angles and investigate obtuse and acute angles. Pupils draw multiple...
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Kepler's 3rd Law
Learners derive the velocity in a circular orbit of any radius. They derive the Earth escape velocity and prove Kepler's 3rd law for circular orbits # A simple formula for the orbital period in a circular Earth orbit of given radius.
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Rhythm
Third graders sing in 3/4 meter with an upbeat. They write a poem using descriptive words. Students move at different speeds to show quarter, half and eigth notes. They play a math game involving the number of beats a quarter, half and...
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Winter: Find All Words
In this winter vocabulary worksheet, students define, review and discuss ten key terms associated with winter. Students circle each key term in a word search puzzle.
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New Year: Find All Words
In this New Year vocabulary worksheet, students define, review and discuss the eleven key terms associated with the New Year. Students circle each key term in a word search puzzle.
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What a Shape!
Second graders culminate their study of shapes by describing the shapes using the proper mathematical descriptors.
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Size, Shape, and Color
Students demonstrate that they can identify simple geometric shapes and compare them by color and size accordingly: by the main shapes, sizes, and color. They comprehend the names of the sizes, shapes and colors in the target language.
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Infinite Secrets
Students duplicate the method that Archimedes used to estimate the value of pi. They complete a data table and find the approximate values of pi for three sets of polygons.
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Exploring Volume of Cylinders
Tenth graders investigate the volume of a cylinder. In this geometry lesson, 10th graders create three-dimensional cylinders and use a ruler to determine the dimensions. The lesson progresses to the use of the formula to find...
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Exponents and Logarithms Test
In this Algebra II/Pre-calculus worksheet, students solve advanced logarithmic and exponential equations. The two page worksheet contains ten multipart problems. Answers are not provided.
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Cryptography Implementation
Students explore cryptology. They write a research paper on cryptography. Using linear equations, students invent a code and write a secret message. Students complete cryptography puzzles.
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Chapter 7 - Objective 3.1 - Distributive Property
In this distributive property worksheet, students use the distributive property to solve given equations. This one-page worksheet contains eight problems.
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Chapter 6 - Objective 3.1 Multiplication
In this multiplication worksheet, students multiply algebraic expressions. This one-page worksheet contains ten problems.
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Marshmallow Geometry
Third graders create 2D and 3D shapes using marshmallows and toothpicks. In this geometry instructional activity, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape...
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Probability
Fifth graders observe a dice, talk about how many sides it has and use that number as the number that would go in the denominator's spot on a fraction. They then discuss what the likelihood is of it landing on 4, and put that number in...