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Lesson Plan
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Solving Systems of Equations

For Teachers 10th - 12th
Students identify the quadrants and axis of a coordinate plane. In this algebra lesson plan, students discover the ocrrect way to graph using the coordinate plane. They discuss the relationship between x and y values, domain and range...
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Lesson Plan
Curated OER

Mathematics of Doodles

For Teachers 9th - 11th
Students use the slope and y-intercept to graph lines. In this algebra lesson, students graph linear equations and apply it to solving real life problems.
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Lesson Plan
Curated OER

Solving Systems by Graphing

For Teachers 9th - 11th
Students solve systems of equation through graphing. In this algebra lesson, students solve linear equations and analyze the result to figure out if there is one solution, no solution or infinitely many solutions. They graph their lines...
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Lesson Plan
Curated OER

Perpendicular and Angle Bisectors

For Teachers 10th
In this geometry worksheet, 10th graders solve problems that are based on the theorems associated with perpendicular and angle bisectors of a triangle.  An application on the coordinate plane is included.  The one page worksheet contains...
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Lesson Plan
Curated OER

Junior Architects of America

For Teachers 3rd - 4th
Students create entries for the Architects of America contest, including a model of a futuristic structure, blueprints, a list of all plane and solid shapes in the structure, a persuasive argument paper that describes why the structure...
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Interactive
Curated OER

Pythagorean Theorem

For Students 9th
In this Pythagorean theorem worksheet, 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 between the...
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Lesson Plan
Curated OER

NUMB3RS Activity: Regular Ploygon Centroids

For Teachers 9th - 10th
Students investigate geo-profiling.  In this secondary mathematics lesson, students use geo-profiling to determine the most probable location of a criminal.  Students find the centroid of a polygon where the vertices represent crime...
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Lesson Plan
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Constructing Perpendicular Bisectors

For Teachers 10th
Tenth graders investigate parallel lines and the angles formed when cut by a transversal. In this geometry lesson, 10th graders construct perpendicular lines and discuss midpoint, segments and perpendicular bisectors. They relate...
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Worksheet
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Equations: Finding Slope

For Students 8th - 12th
In this equations activity, students complete 10 multiple choice questions that involve finding the slope given two points, an equation, and a graph in the coordinate plane.
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Lesson Plan
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Where is it?

For Teachers 4th - 5th
Learners use a coordinate grid. They investigate and discuss what caused certain objects to be in specific places. They choose a room in their home to map and place objects in specific locations.
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Worksheet
Curated OER

SAT Grid Practice Test 12

For Students 10th - 12th
In this SAT practice test, students solve various problems dealing with percent, area of polygons, rates, functions, and distance. This one page on-line worksheet contains ten multi-step problems.
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Interactive
Curated OER

Formulas Multiple Choice

For Students 9th - 12th
For this formulas worksheet, students determine the distance between two points.  They read story problems, identify needed information, write equations and solve them.  Students find the midpoint of a line.  This two-page worksheet...
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Lesson Plan
Curated OER

Quadratic Equations and Parabolas

For Teachers 9th - 11th
Students graph and solve quadratic equations. In this functions lesson, students analyze a quadratic equation using three points on a curve to define the graph of a quadratic function. They find the vertex and intercepts of the graph.
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Lesson Plan
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Conic Sections

For Teachers 9th - 11th
Learners explore the different properties of conics. In this algebra lesson, students calculate the midpoint of a line, the distances between two points as they get ready to find the focus and directrix in eclipse and other conics. They...
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Lesson Plan
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Circles

For Teachers 10th
Tenth graders explore and define the radius and diameter of a circle. In this geometry lesson, 10th graders calculate the circumference and area of a circle using real world objects and shapes. They discuss chords and lines tangent to a...
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Worksheet
Curated OER

Classifying Angles

For Students 10th
In this classifying angles worksheet, 10th graders solve and complete 21 various types of problems. First, they use the diagram shown on the right to answer the questions that follow. Then, students solve for x and find the measure of...
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Worksheet
Curated OER

As a Bird Flies or as a Submarine Dives...

For Students 4th - 6th
In this geography worksheet, students look critically at a map containing a variety of different directions. Students answer 2 short answer questions regarding giving someone the best directions from point A to point B.
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Lesson Plan
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Documentarians of an Era: A Study of the Paintings of Thomas Eakins and Gustave Caillebotte

For Teachers 7th - 12th
Young scholars produce an object analysis of 'The Champion Single Scull'. They begin with description, proceeding to deduction, and finally providing speculation by interpreting the outward evidence of culture. They use a clipboard and...
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Lesson Plan
Curated OER

Spelling Soup

For Teachers 4th - 6th
In this spelling worksheet, students master their weekly spelling words by choosing activities from this spelling menu. Students examine the list of choices which each have points. By the end of the week, students need to have completed...
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Worksheet
Curated OER

Algebra II Test

For Students 9th - 11th
In this algebra test, students must determine 3 definitions, match 4 equations to the answer, 4 short answer, and graph 4 points on a coordinate plane. There are 20 questions total.
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Worksheet
Curated OER

Challenge: Skills and Applications Lesson 1.3

For Students 10th - 12th
In this skills learning exercise, students explain the Segment Addition Postulate, provide examples and counter examples and determine congruent line segments.  This one-page learning exercise contains 11 multi-step problems.
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Lesson Plan
Curated OER

Shape Tool

For Teachers Pre-K - 8th
Students explore various polygons and examine how shapes can be manipulated in a variety of ways. In this shape tool activity, students identify geometric shapes in two dimensions. Students identify and draw one line of symmetry in a...
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Lesson Plan
Curated OER

Reflections

For Teachers 5th
Fifth graders create a reflection of a poygon using a Mira. They discover that a line connecting a vertiex of a polygon and the corresponding vertex of its reflection is perpendicular to the line of reflection. Students create a glide...
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Lesson Plan
Curated OER

Are You Coordinated?

For Teachers 1st
First graders are introduced to a coordinate graph. They are given a graph and follow directions to place stickers in the designated blocks. They write coordinate points to identify the placement of their stickers.

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