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Counting Craters on the Hubble Space Telescope!

For Students 8th - 10th
In this Hubble Space Telescope worksheet, students are given a photograph of the radiator recovered after being in space on the Hubble Space Telescope since 1993. Students solve 6 problems about the impacts that left craters on the...
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Pythagorean Theorem

For Students 10th
In this Pythagorean Theorem activity, 10th graders solve and complete 19 various types of problems. First, they draw the square shown and divide its sections as shown. Then, students cut out the 6 parts of the square and rearrange the 4...
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Sum of Infinite Geometric Series

For Teachers 9th - 12th Standards
Your mathematicians solve problems using geometric series in this pre-calculus lesson. They divide a unit square into very small pieces and identify the reasoning behind the sum of a series being less than one.
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Inequalities

For Students 10th
In this inequalities learning exercise, 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...
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The Value of Volume

For Teachers 9th - 11th
Students measure the perimeter and area of their polygons. In this geometry lesson plan, students calculate the volume and area using the correct tools. They calculate the time and temperature and the perimeter and side lengths of...
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Working with Rates

For Students 9th - 12th
In this working with rates worksheet, students solve 9 problems where they find the rates, they solve 5 problems where they find the rates for compound units and they solve 5 problems where they find the rates using scientific notation.
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NASA Satellite 'Sees' Carbon Dioxide

For Students 9th - 12th
In this atmospheric carbon dioxide worksheet, students observe a map showing the concentrations of atmospheric carbon dioxide taken by the Atmospheric Infrared Sounder instrument. Students solve 4 problems using the map. They determine...
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Factoring Trinomials

For Teachers 9th - 11th
Students factor trinomials and other quadratic functions. In this algebra instructional activity, students solve trinomials containing negative and positive coefficients. They factor quadratics of difference squares as well as regular...
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Grade 3: What Can I Make with 30 Centimeters?

For Teachers 3rd
Third graders create polygons with perimeters of 30 centimeters, use the centimeter grid paper to determine the area of each shape, and organize the shapes to make generalizations from the patterns they see.
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Percentages: Fractions and Decimals

For Teachers 2nd
Second graders convert fractions to percentages.  In this interactive whiteboard percentages instructional activity, 2nd graders problem solve using percentages, fractions, and decimals.
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Factoring Using the Area Model

For Teachers 9th - 12th
There are methods to make factoring less mysterious, and more fun, for students.
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Pythagoreum Theorem

For Teachers 6th - 8th
Middle schoolers practice assessing how to apply the formulas for the area of parallelograms and triangles. They recount the contributions of Pythagoras and apply the theories of the Pythagorean theorem in a group project to calculate...
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Perfectly Puzzling Pentominoes

For Teachers 2nd
Second graders utilize manipulatives (pentominoes) to demonstrate knowledge of: lines of symmetry, slides, reflections (flips), rotations (turns), area, and perimeter. This lesson gives students a meaningful way to practice these...
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Geometry and Quilting

For Teachers 4th - 5th
Students create a quilt square for a class quilt using at least three, two-dimensional geometric figures. They research and write a brief description of at least two different quilt patterns that they find. Pupils discuss that quilts are...
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Word Problems

For Students 10th - 11th
For this algebra worksheet, students solve word problems using algebra. They factor using the quadratic formula and complete the square. There are 4 problems with an answer key.
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Geometry in the Real World

For Teachers 8th
Eighth graders complete a unit of lessons on basic geometry concepts. They participate in a variety of activities, culminating in a project that involves publishing a booklet or a poster that presents the major geometry concepts from the...
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Volume of Spheres

For Teachers 9th - 12th
Students find the volume of spheres. In this geometry lesson, students measure and derive the formula for each shape and solid. They use the correct terminology and units when solving these problems.
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Investigate Perimeter

For Students 5th - 6th
In this perimeter activity, students are given perimeter and draw 3 different squares or rectangles on given grids, using those given measurements, then complete 2 related questions.
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Grade 5 Math Test

For Students 5th
In this grade 5 reading quiz, 5th graders complete a 26 question multiple choice quiz covering a variety of grade 5 reading concepts. Answers may be submitted on-line.
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Area of Composite Figure.

For Teachers 10th
Tenth graders predict the shape of a geometric figure in 3D. In this geometry lesson plan, 10th graders construct 3D shapes to perfect their knowledge of measuring and predicting. This assignment is also available as an online...
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Tiling Tessellations

For Teachers 2nd - 4th
Learners explore tessellations. In this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Learners create examples of tessellations using pattern blocks.
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Measurement

For Teachers 6th - 8th
Students identify and categorize different problem situations or contexts using one of four measurements to solve the problem. Through guided and independent practice, they discover ways to determine which measurement to use when...
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Pythagorean Theorem

For Teachers 6th - 7th
In this pythagorean theorem worksheet, students identify the missing length of one side for 10 triangles. Each triangle gives the lengths of two sides and students must find the length of the third. 
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Pythagorean Theorem Practice

For Teachers 7th - 10th
In this geometry skills worksheets, students examine 10 triangles and use the Pythagorean theorem to identity the lengths of the missing units.