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How Long...?
Students explore measurement. They use appropriate units of measurement for different sized objects. Students collect their data and enter it into an Excel data base. They graph their findings and analyze their outcomes.
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Finding Perimeter and Area
Geometers find the perimeter and area of rectangles. They discuss the definitions and characteristics of rectangles and squares. In groups, they use yarn to discover the perimeter of squares and rectangles. They count cubes to explore...
Improving Measurement and Geometry in Elementary Schools
The Sum of the Interior Angles of a Polygon
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...
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Does Sunlight Effect Leaf Size?
Students make estimates and then measure leaves for accuracy. They calculate the area of the leaves by drawing an outline on graph paper and counting the squares. They compare the leaves exposed to sunlight to those that are in constant...
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Acid (and Base) Rainbows
Students are introduced to the differences between acids and bases and how to use indicators, such as pH paper and red cabbage juice, to distinguish between them. They make predictions that can be answered through scientific...
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Small Angle Calculations
Students work with circles, angles and estimating angles in the night sky. For this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
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Scaling Up Art
Students measure a sculpture of a human and measure other students. They determine the average size of humans and create a life size image of the sculpture. They work with percentages as they create the images.
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Area and Volume
What is the difference between area and volume? Have your charges build models of square centimeters, square inches, square feet, square meters, etc. It's definitely challenging, but there is no better way to learn than by trying...
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The Metric System
Learners practice converting metric measurements by completing the activities listed in this lesson plan. They first practice measuring common objects. They then convert metric measurements using the included worksheet.
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The Triple Beam Balance
Students explore mass measurement. They complete a diagram of a triple beam balance. Students explore using the triple beam balance to determine the mass of an object. They discuss procedures for using the triple beam balance.
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Great Designs
For this measuring worksheet, students use a centimeter ruler to measure the perimeter of 3 figures. They then draw 4 shapes in the grid on the page.
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Maps and Modes, Finding a Mean Home on the Range
Fifth graders investigate data from maps to solve problems. In this data lesson, 5th graders study maps and collect data from each map. Students present their data in a variety of ways and calculate the mode, mean, median, and range.
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Shopping the Sunday Circular
Pupils demonstrate an understanding of price-per-unit mathematics. In this computation activity, learners accurately figure the unit price of grocery items. They create a chart and record the item, the price, the size and the cost per item.
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Boomerang
Students explore the concept of boomerangs. In this boomerang lesson, students throw homemade boomerangs at different angles to record maximum distance and if it returned or not. Students collect their boomerang data then create a...
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3-D Figures Part 1
Elementary schoolers explore 3-D shapes. They transition from thinking of shapes as only 2-D. Pupils read Cinderella as a launching activity for their upcoming adventure, and explore a new world of 3-D shapes in this introductory lesson.
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Operations with Signed Numbers
Students complete a variety of activities to comprehend concepts of operations with signed numbers. The integration of technology make the delivery of the lesson much more exciting for Students.
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Coordinate Geometry
Grab your class and get them graphing polygons on a coordinate plane! They investigate the four quadrants, discover the x and y axis, and correctly plot ordered pairs. To show their comprehension, each child creates a coordinate picture...
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Triangle Inequality
Students discover that the sum of the lengths of any two sides of a triangle must be greater than the third side. They are shown how a triangle is formed using three strips such as that the triangle is seen inside the strips.
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Lengths of Horizontal and Vertical Line Segments
Use this lengths of horizontal and vertical line segments practice worksheet to have learners sharpen their problem solving skills as they solve six story problems.
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Similar Situations
Students explore intersecting lines. In this intersecting lines lesson plan, students investigate shapes consisting of parallel, perpendicular, and similar lines. Students investigate these lines in shapes around them.
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Mapping a Site Using a Coordinate Plane
Learners map their playground as if it were an archeological site. They locate objects on the playground and determine their location using coordinate points. A related lesson is Coordinate Grid: Mapping an Archeological Site.
Odyssey of the Mind
Odyssey of the Mind Curriculum Activity: Shape-Shifter
Geometry is everywhere, and I mean everywhere! Those skillful mathematicians discuss shapes and then come up with a well-researched list of shapes seen in everyday applications. They put their knowledge of shapes to work as each small...
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Antacid Tablet Race
Students complete experiments to determine how rocket fuel is affected by surface area and temperature. They compare the reaction rates of antacid tablets. They discuss their results to complete the lesson.
Pennsylvania Department of Education
Problem Solving by Using Multiplication to Solve Division Problems
Students use index cards, counting cubes, and their own understanding to identify how division problems can be solved by using multiplication. In this division lesson plan, students use their multiplication skills to solve division...