Curated OER
Geometry: Cut, Construct, Think
Students identify the properties of polygons. For this geometry lesson, students cut out shapes try to construct polygons. Students analyze the shapes and fill out a table of characteristics.
Curated OER
Elements of Art
Third graders discover elements in visual art. In this visual art lesson plan, 3rd graders explore the use of line, shape, and color in visual art. After reviewing works of art, students create unique art pieces. Technology resources...
Curated OER
Naming Shapes
Students study geometric shapes and practice naming them properly. In this geometry activity, students work in groups to give definitions of the vocabulary to each other in their own words. Students also visit a lower grade and teach...
Curated OER
Sled Kite Proportions
Students build sled kites. in this kite building lesson, students must read directions for kite building and enlarge the proportions of the given kite pattern. Students focus on the angles and line of symmetry in their kite.
Curated OER
Geometry and Spatial Sense
Students investigate geometric shapes in 2 and 3 dimensions. In this geometry lesson, students create a model chocolate factory working in groups and using an actual cake. Students take a quiz about measurement equations dealing with...
Raytheon
Understanding Triangles
In this understanding triangles worksheet, students read 6 pages of examples and explanations about identifying triangles, determining length of sides and degrees of angles, including the hypotenuse, then answer 28 questions, answers...
Curated OER
Octagon Lesson Plan
Students investigate octagons using words and shapes. In this geometry lesson, students discuss the shape of an octagon using physical and symbolic models. They make conjecture about the shape and relate it to the real world.
Curated OER
Tangent Properties
For this pre-calculus worksheet, students solve for angles formed by a tangent line and a circle. There are 6 different worksheets containing 8-10 problems per sheet.
Curated OER
Similar Figures
In this similar figures worksheet, learners identify the meaning of similar, corresponding sides, and congruent. They use proportions to find the length of a missing side. Students dilate given figures according to a scale factor. ...
Curated OER
Triangle Island
Students calculate the altitude of triangles. In the web based lesson, students explore the interior distance from a given point in a polygon to its side. They compute the sum of these lengths. Students read life application problems...
Curated OER
Angles and Arcs
Students identify the relationship between angles and arcs. In this geometry instructional activity, students rotate and move the circle around to create different arcs on the TI-Navigator. They differentiate between major and minor arcs.
Curated OER
Using a Flow Chart for Classification
In this flow chart instructional activity, learners learn to use flow charts for classification of numbers, geometric shapes and animals. Students follow the directions and fill out flow charts to work out 20 answers. This is an online...
Curated OER
Investigate Perimeter
In this perimeter worksheet, students are given perimeter and draw 3 different squares or rectangles on given grids, using those given measurements, then complete 2 related questions.
Curated OER
Interior and Exterior Angles of Polygons
Students identify interior and exterior angles of polygons. In this geometry lesson, students add interior and exterior angles of polygons. They use angle theorems to solve the problems.
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Parallel-o-Home
Students investigate the usage of parallel and perpendicular shapes in the real world. In this geometry instructional activity, students investigate shapes for properties that are related to the real world. They relate all the properties...
Curated OER
Polygons
In this polygon worksheet, students draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
Curated OER
Tetrominoes Cover-Up
Third graders compare and contrast the attributes of two-dimensional shapes. Using a tetrominoes game, they create two-dimensional shapes to cover up a game board. At the conclusion of the game, 3rd graders discuss the patterns they...
Curated OER
Forty Mental Math Angle Problems
In this angle worksheet, students answer forty mental math questions divided into four problem sets. These problems require students to remember angle facts and so simple calculations mentally.
Pennsylvania Department of Education
Classifying Figures on the Coordinate Plane
Fifth graders use estimation to solve word problems. In this fractions lesson, 5th graders decide whether or not an answer to a work problem is reasonable by applying their knowledge of fractions, decimals and estimation. This lesson...
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Geometry Assessment-"Chapter 2"
In this geometry worksheet, students match terms with definitions, and complete short answer questions about polygons and congruency.
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Shapes Are Everywhere
Third graders explore pattern blocks noticing their similarities and differences and share their observations with others. They classify shapes by discussing sides and angles and combine pieces to make new shapes.
Curated OER
What Is Your Point?
Sixth graders identify the x and y axes in a coordinate plane and identifies the coordinates of a given point in the first quadrant. They plot specific points in the first quadrant of the Cartesian coordinate system.
Curated OER
Geometric Twins
Students investigate congruent shapes using dot paper to visualize, draw, and duplicate different congruent shapes.
Curated OER
Gee O Me Tree
Students follow multiple-step oral directions and review geometric shapes.
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