EngageNY
Ptolemy's Theorem
Everyone's heard of Pythagoras, but who's Ptolemy? Learners test Ptolemy's Theorem using a specific cyclic quadrilateral and a ruler in the 22nd installment of a 23-part module. They then work through a proof of the theorem.
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Pi
Sixth graders read the book "Sir Cumference and Knights of the Round Table" to introduce them to the concept of Pi. As a class, they discover where Pi originated and define the terms circumference, radius and diameter. To end the...
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Circle Packing
Young scholars identify different parts and properties of circles. In this geometry lesson, students identify the radius, diameter, semicircle and inscribed angle of a circle. They identify the tangent lines to a circle.
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Time Management: Piece of Pie
Students examine their own lives and how well they manage their time outside of school. In this this time management lesson, students discover the amount of time they spend on other activities, and create a pie chart with that...
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Around and Around
Students create a spreadsheet to record information about circular objects. They measure and record information from a variety of objects. Students calculate the ratio of the circumference to the diameter of each object. They find the...
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Around We Go
Fourth graders investigate a range of circles, each with a different radius, diameter and circumference and assemble this information in their search for relationships.The measurement of circles and the relationships to be found within...
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Karen's Tiles
Students investigate how perimeter changes as area changes to see the relation between area and perimeter for similar shapes. They then students answer the question if the area of the rectangle increase, does its perimeter have to increase?
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These Are A Few of My Favorite and Not So Favorite Things
Students identify likes and dislikes at home and school. Then they identify the relationship between training and the world of work. Students also discover and evaluate patterns and relationships in information, ideas and structures....
American Statistical Association
Exploring Geometric Probabilities with Buffon’s Coin Problem
Scholars create and perform experiments attempting to answer Buffon's Coin problem. They discover the relationships between geometry and probability, empirical and theoretical probabilities, and area of a circle and square.
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Interior Designer for a Day
Seventh graders organize a 20 x 17 room with a given set of furniture pieces. Arrangement is to be based on maximum comfort and practicality. This lesson is a good way to teach and reinforce the mathematical concept of area.
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Governance Grade 10
Students participate in talking circles regarding governance issues. In this self-governance lesson, students examine First Nations and land claims in the Great Slave Lake area in Canada.
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Math and Architectural Design in Relation to Rebuilding The World Trade Center
Students discover building plans and practice reading measurements. In this architectural design lesson, students investigate the areas of the specific World Trade Center locations that need to be rebuilt and determine the cost....
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Box and Whiskers
Middle schoolers discover how to relate collected data with a box and whiskers graph in a number of formats. They collect, organize, create, and interpret a box and whiskers graph. Pupils interpret the difference between sets of data,...
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Are You a Super Sign Speler or Speller?
Why is spelling important? Develop your class' spelling skills. They examine examples of homonyms, heteronyms, and creative spelling. They also photograph misspellings in the real world in order to discover the importance of spelling...
Washington Office of Superintendent of Public Instruction
Using Our Senses to Observe
Look around and explore. Little ones use their five senses with some day-to-day activities designed to guide observation and apply STEM strategies. Young scientists learn through comparing/contrasting and observing with magnifiers as...
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Math: Tangents
Young scholars discover how to recognize tangents and how to use their properties. They investigate and use the properties of angles, arcs, chords, tangents, and secants. Students use two tangents and the properties of similar...
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Bat Ecology
Students, through hands on games and activities, discover how bats live and how bats benefit ecosystems. They play a game designed to show them how echolocation works and another to show how mother bats locate their young through their...
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Travel Triangles
Students demonstrate and understanding of the three types of angles using triangles and quadrilaterals. In this angles lesson plan, students learn about acute, obtuse and right angles. They use cut-outs to find the areas of triangles and...
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Geometry and Spatial Sense
Middle schoolers 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. Middle schoolers take a quiz about measurement...
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Elements of Art
Third graders discover elements in visual art. In this visual art lesson, 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 provided.
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Getting to Know You
Students converse with each other while playing a game in order to discover things that are alike and things that are different about themselves. The students gather data about themselves, organize and display data on the graph, and...
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Discovering the Oasis
Students focus on the types of vegetation and animal life living around local water sources. This lesson can be adapted to any local water source, whether it be a lake, a river, stream or ocean. It has a particular focus on the bird...
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Globe Lesson- The Revolutionary War
Students discover using globes. In this geography lesson, students use a globe to outline the original 13 colonies. Students also use a globe to measure the distance from London to New York City and determine how many days it would have...
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Orienteering: Map Skills
Students discover orienteering. For this orienteering lesson, students search for six specific landmarks. Students brainstorm how maps and landmarks are helpful.