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Interactive
Curated OER

Pythagorean Theorem

For Students 9th
In this Pythagorean theorem learning exercise, 9th graders solve and complete 8 different types of problems. First, they go to the given website and copy the picture shown. Then, students draw a right triangle using the straight line...
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Worksheet
Curated OER

Similar Polygons

For Students 10th
In this similar polygons worksheet, 10th graders solve and complete 20 various types of problems. First, they solve each proportion. Then, students write a ratio expressing the slope of a line through each pair of points. In addition,...
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Worksheet
Curated OER

Expressions and Formulas

For Students 9th
In this expressions and formulas worksheet, 9th graders solve and complete 7 different types of problems related to various expressions and formulas. First, they define order of operations and explain why it is used. Then, students list...
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Lesson Plan
Curated OER

Similar Figures

For Teachers 9th - 12th Standards
Your class will use a TI calculator to drag vertices of rectangles and triangles to observe what happens to ratios of pairs of sides within each figure. They will apply the definition of similarity to identify similar shapes. The lesson...
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Lesson Plan
Curated OER

Polygon Perimeters

For Teachers 4th
Fourth graders practice finding the perimeter of shapes.  In this measurement lesson, 4th graders review the meaning of perimeter and work in groups to draw polygons with differing perimeters.  Students share their polygons with the class.
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Worksheet
Curated OER

Extra Review

For Students 8th - 9th Standards
In this quadratic formula worksheet, students solve and complete 22 different types of problems. First, they solve each equation by completing the square and applying the quadratic formula. Then, students graph each function provided and...
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Worksheet
Curated OER

Division with Figures

For Students 5th - 10th
In this division instructional activity, students figure out which shapes represent which single digit number in a long division problem. Students then answer 3 questions.
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Interactive
Curated OER

Elementary Amplifier Theory

For Students 10th - Higher Ed
In this amplifier learning exercise, students answer ten questions about amplifiers, their voltage gain, current gain and power gain. They analyze class-B transistor amplifiers and class-A transistor amplifiers.
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Organizer
Curated OER

Decimals, Percent and Scientific Notation

For Students 9th
In this decimals, percent and scientific notation worksheet, 9th graders solve various types of problems that range from shading an indicated part of a shape to calculating using scientific notation to express their answer. They express...
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Worksheet
Curated OER

Lines of Slope

For Students 9th
In this lines of slope worksheet, 9th graders solve and complete 40 various types of problems. First, they find the equation of the lines described and write in slope-intercept form. Then, students graph each equation. They also find the...
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Worksheet
Curated OER

Inequalities

For Students 10th
In this inequalities worksheet, 10th graders solve and complete 23 various types of problems. First, they find the area of an inscribed square in a circle shown. Then, students find the total area of the inscribed polygon and deduce...
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Lesson Plan
Curated OER

Deric's Blotto

For Teachers 9th - 10th
Students solve the handshake problem and investigate triangular numbers. In this geometry lesson, students investigate Blotto games as they apply concepts of triangles and geometric theorems.
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Worksheet
Curated OER

Similarity

For Students 10th
In this similarity worksheet, 10th graders solve and complete 14 different types of problems. First, they find the length of each segment given two lines parallel. Then, students find the measure of each segment of a parallelogram...
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Lesson Plan
Curated OER

Polygons in Real Life

For Teachers 4th
Fourth graders identify and label different types of polygons in real life situations. Using a digital camera, they take pictures of polygons on the school grounds, tally the number of shapes found, and answer discussion questions.
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Lesson Plan
Curated OER

Name That Tune: Matching Musical Tones Through Waveform Analysis

For Teachers 9th - 12th Standards
Pupils detect the waveform of musical notes to determine the code for the "safe" in this forensics simulation lesson. They use a microphone and tuning forks along with Vernier EasyData on their graphing calculator to analyze five musical...
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Worksheet
Curated OER

Proportional Reasoning: Ratio Applications

For Students 8th
For this ratio applications worksheet, 8th graders solve and complete 24 various types of problems that include proportional reasoning. First, they solve each pair of similar figures for the given variable. Then, students write and solve...
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Worksheet
Curated OER

Circles and Cylinders

For Students 10th
In this circles and cylinders worksheet, 10th graders solve and complete 22 various types of problems. First, they collect data for a radius and circumference for several different circles and calculate the quantity. Then, students find...
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Lesson Plan
EngageNY

Applying the Laws of Sines and Cosines

For Students 9th - 10th Standards
Breaking the law in math doesn't get you jail time, but it does get you a wrong answer! After developing the Law of Sines and Cosines in lesson 33 of 36, the resource asks learners to apply the laws to different situations. Pupils must...
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Assessment
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CCSS Math Activities

Smarter Balanced Sample Items: 8th Grade Math – Claim 2

For Teachers 8th Standards
Math can be a problem in eighth grade. Sample items show how problem solving exists within the eighth grade standards. Part of the Gr. 8 Claim 2 - 4 Item Slide Shows series, the presentation contains eight items to illustrate the...
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Interactive
Curated OER

Try These Angles! Exploring Angles

For Students 5th - 8th
In this angles worksheet, students answer multiple choice questions about different types of angles in shapes. Students complete 10 questions.
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Lesson Plan
Curated OER

An Introduction to Quadrilaterals

For Teachers 6th - 10th
Students explore different types of quadrilaterals. Students define the terminology used with quadrilaterals. They create particular quadrilaterals based on specific characteristics of the quadrilaterals using an online tool.
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Lesson Plan
Curated OER

Line, Shape, and Texture

For Teachers 9th - 12th
Students are introduced to various types of artwork by various artists. In groups, they identify the lines and shapes used by the artist to create a specific texture. They write a paper of their observations and discuss them as a class.
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Lesson Plan
Curated OER

Tilings with Multiple Symmetries

For Teachers 7th - 8th
Students explore how some tilings can display rotational and/or reflection symmetry in addition to translational symmetry. Students demonstrate how these tilings can be generated using either one of the symmetry concepts and Zome System...
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Interactive
Curated OER

Trigonometry Worksheets

For Students 9th - 12th
In this online math worksheet, students utilize elements of trigonometry in order to describe aspects of a right triangle. This excellent resource allows the students to check their answers, and to get "hints" should they run into...