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Circumscribed Polygons

For Teachers 9th - 10th
Learners investigate polygons and construct ferris wheels. In this geometry instructional activity, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and...
Lesson Plan
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Color Theory Unit: Op Art Complementary Color Designs

For Teachers 8th - 12th
Students learn skills in mixing and applying paint while enhancing understanding of complementary colors.
Lesson Plan
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Finding the Area of Triangles

For Teachers 12th
Twelfth graders apply the formula for finding the area of a triangle to various problems. They work real life problems for finding the area of a bathroom and the cost of tiling it. They play a game, Triangle Bingo, where they match...
Lesson Plan
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Gridding a Site

For Teachers 6th - 9th
Students establish a grid system over an archaelogical site. They label each grid unit. They determine the location of artifacts within each grid unit. They construct a scientific inquiry concerning the location of artifacts on the site.
Lesson Plan
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Stop, Look, and Listen

For Teachers 2nd
Second graders participate in a class discussion and view a traffic safety video dealing with crossing the street safely. They discuss the steps taken in order to cross the street safely and then analyze the benefits of walking and...
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Math: Gears and Wheels

For Teachers 12th
Twelfth graders solve problems involving linear and angular speed. Using information about a compact disc, they solve the problem using multiple rates and conversion factors. Students also solve additional problems involving bicycle...
Lesson Plan
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Shapes with Sticks

For Teachers 3rd
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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Graphing Systems of Equations - Word Problemsr

For Teachers 8th - 10th
Students solve word problems which involve graphing systems of equations. After discussing methods of solving word problems, the teacher demonstrates how to solve problems which involve graphing. They work together, at their desks, and...
Lesson Plan
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Constructions of Isosceles and Equilateral Triangles

For Teachers 4th - 9th
Students explore the difference between drawing and constructing a triangle utilizing The Geometer's Sketchpad on the computer. They create, develop and script constructions for both isosceles and equilateral triangles. Each student has...
Lesson Plan
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Fly on the Ceiling

For Teachers 4th
Fourth graders complete activities to increase their understanding of coordinates. They listen to Julie Glass' book, The Fly on the Ceiling, before playing fly tic-tac-toe and Swat the Flies, in which they use ordered pairs to state the...
Worksheet
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Worksheet 34

For Students 11th - Higher Ed
In this math learning exercise, students find the plane perpendicular to the path (t2, t, cos 2πt) at time t = 1/4. Then they determine the location in which the object is moving the fastest.
Worksheet
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Worksheet 26

For Students 11th - Higher Ed
In this math learning exercise, students use the polar coordinates to find the Euclidian coordinates. Then they compare points on the coordinate plane.
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Working With Angles

For Teachers 4th - 5th
For this math worksheet, students collaborate with a "study buddy" or "coach" to learn whether an angle is acute, obtuse or right. Students follow the directions to go through the process of deciding what classification an angle has....
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Review Geometry - Week 8 (Triangles)

For Teachers 11th - 12th
For this triangle worksheet, students use similar figures to find the length of one side of two similar triangles. They find the area of a triangle inscribed in a rectangle. This two-page worksheet contains eight problems.
Worksheet
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Functions and Logarithms - Week 4

For Students 11th - Higher Ed
For this function and logarithm worksheet, students solve function problems by finding the sum of the digits. They use logarithms to solve graphing problems and find the number of prime numbers. This three-page worksheet contains eight...
Worksheet
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Interstate Highway Trip

For Students 11th
In this algebra worksheet, 11th graders calculate a path taken without repeating and crossing the same path more than once. They are given clues to help-them find the right answer. There is a solution key with his word problem.
Worksheet
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Exploring Quadratic Graphs

For Students 8th - 10th
In this algebra worksheet, students solve quadratic equations. They factor and graph their solutions. There are 5 questions with an answer key.
Worksheet
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Addition to Solve System of Linear Equations

For Students 8th - 9th
In this algebra worksheet, students solve system systems of equation. They use addition to solve the problems. There are 6 questions with an answer key.
Lesson Plan
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Faces, Vertices, Edges

For Teachers 9th - 10th
Students identify the parts of three dimensional objects. In this geometry instructional activity, students find the number of faces, edges and vertices. They differentiate between prisms and polyhedra.
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Basic Matrix Algebra

For Teachers 9th - 11th
Learners perform basic matrices operations. In this algebra lesson, students add, subtract, multiply and divide matrices. They solve system of equations using matrices.
Lesson Plan
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Coordinate Grid: Mapping an Archaeological Site

For Teachers 6th - 8th
Middle schoolers examine how archaeologists preserve context of sites through use of rectangular grid or Cartesian coordinate system, and develop sense of distance by pacing off and estimating distances.
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Coordinate Grid: Mapping Archeological Sites

For Teachers 4th
Fourth graders discover how to apply the Cartesian coordinate system by figuring out the length and width of their school playground. They determine that pacing is an important tool for the initial mapping of a site. Students conduct a...
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Geometric Figures and the Coordinate Plane

For Teachers 6th
Sixth graders explore geometric figures. In this geometry lesson, 6th graders manipulate properties and relationships of geometric figures to identify objects on the coordinate planes and describe where figures sit on the planes.
Interactive
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SAT Grid Ins Practice Test 04

For Students 10th - 11th
In this SAT Practice Test, students solve a variety of problems that range from solving for a variable, rate, probability, and area.

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