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Lesson Plan
Curated OER

Identifying Angles

For Teachers 4th
Fourth graders discuss and examine examples of the different types of angles. After learning the names of the geometric shapes students identify the types of angles and then complete the Kidspiration activity, Identifying Angles.
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Lesson Plan
Curated OER

Venn Diagrams & Word Problems

For Teachers 7th - 8th
Students explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams. Students use survey results about MySpace and Facebook in a Venn...
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Worksheet
Curated OER

NASA Satellite 'Sees' Carbon Dioxide

For Students 9th - 12th
In this atmospheric carbon dioxide activity, 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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Lesson Plan
Curated OER

The Value of Volume

For Teachers 9th - 11th
Students measure the perimeter and area of their polygons. In this geometry instructional activity, students calculate the volume and area using the correct tools. They calculate the time and temperature and the perimeter and side...
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Lesson Plan
Curated OER

How Can You Measure This?

For Teachers 3rd
Third graders work in small groups to complete a number of investigations in which they have to use measurement. They determine the fractional part of the newspaper that is used for news, sports, etc. They compare their height to their...
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Lesson Plan
Curated OER

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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Worksheet
Curated OER

Constructions and Loci

For Students 9th - 10th
In this geometry worksheet, students construct polygons and calculate the different angles formed by each shape. They construct circles, trapezoids, and rectangles and answer 20 questions.
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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
Curated OER

Tessellations

For Teachers 3rd - 6th
Students learn and review basic geometric terms, definitions, and theory, including regular polygons, lines, angles, points, etc. They make a tessellating stamp and create a repeating work of art.
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Lesson Plan
Curated OER

Pythagoreum Theorem

For Teachers 6th - 8th
Learners 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 the...
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Worksheet
Helping with Math

Geometry: Areas of Triangles

For Students 7th - 9th Standards
For this areas of triangles instructional activity, students observe given polygons. They determine the area of triangles, rectangles and compound figures. This one-page instructional activity contains 5 multi-step problems. This...
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Lesson Plan
Curated OER

Investigating Area Using Tangrams

For Teachers 10th
Tenth graders connect the history of geometry to problem solving. In this geometry lesson, 10th graders investigate polygons through hands on manipulatives and solve problems relating to parallelograms and triangles. They calculate the...
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Lesson Plan
Curated OER

Which Triangles are Right

For Teachers 9th - 10th
Students apply properties of right triangles to solve problems. In this geometry lesson, students identify axioms and theorems using examples.
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Lesson Plan
Curated OER

Tessellation Lesson Plan

For Teachers 6th - 12th
Young scholars produce original tessellations, using equilateral triangles where three unique symmetrical faces rotate, use shape, pattern/repetition, and color to create a striking composition, and create "beasties" inspired by...
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Lesson Plan
Curated OER

Geometrically Artistic/Artistically Geomtric

For Teachers 2nd - 8th
Students identify the two-dimensional geometric shapes Lowrey utilized in the painting Untitled. Students compare the two-dimensional shapes in terms of equivalent fractions, congruency, symmetry and asymmetry. Students create their own...
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Worksheet
Curated OER

Presentation of Quantitative Data- Vertical Line Diagrams

For Students 6th - 9th
In this quantitative data worksheet, students examine how vertical line diagrams can be used to display discrete quantitative data. They read about the use of tally charts to create vertical line graphs that display the data. They...
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Lesson Plan
Curated OER

Giving it 100%

For Teachers 3rd - 4th
Students build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent instructional activity, students recognize equivalent forms of...
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Lesson Plan
Curated OER

Bow Wow, Oink Oink

For Teachers K
Students read Everybody Cooks Rice and discuss birthday celebrations around the world.   In this cultural differences lesson, students discuss the Chinese symbols by birth years.  Students create a graph by symbol.  Students display...
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Lesson Plan
Curated OER

Constructing Quadrilaterals

For Teachers 9th - 12th Standards
High schoolers investigate quadrilateral construction in this geometry lesson. They use Cabri Jr. to construct the different quadrilaterals from the quadrilateral hierarchy given minimal definitions. The lesson reinforces the difference...
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Worksheet
Curated OER

Geometry

For Students 3rd - 5th
In this geometry review game worksheet, students use the provided game cards and calling cards to play a Bingo-like game. Students learn geometric terms while playing a group game.
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Lesson Plan
Curated OER

What is a Tangram?

For Teachers 2nd - 4th
Students identify a tangram. In this geometry activity, students read Grandfather Tang's Story and retell each story using the tangrams on a flannel board. Students use tangrams to complete an included worksheet.
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Lesson Plan
Curated OER

Heat and Matter

For Teachers 2nd - 3rd
Students explore liquids and solids by conducting in class experiments. In this matter lesson, students define the properties of matter and how heat can change those properties. Students experiment with heating objects such as butter and...
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Lesson Plan
Curated OER

Proving Pythagoras

For Teachers 8th - 10th
Students prove the theorem of Pythagoras. In this Pythagorean Theorem lesson, students define the different parts of a right triangle. They use the Pythagorean Theorem to solve for the missing sides and angles of a right triangle.
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Worksheet
Curated OER

Multiplying a 3-Digit Number By a Single Digit

For Students 4th - 6th
In this multiplication activity, learners review steps and solve problems. In this problem solving activity, students find nine products.