Curated OER
Discovering The Ratio Pi And The Diameter
Students relate the ratio of Pi to the diameter of a circle. In this geometry lesson, students investigate the relationship of the chord of the circle the the number Pi. They define ration, chord, circumference and diameter and find...
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More Lizard Snacks
Students listen to Chapter I, Chapter II, Chapter III, and Chapter IV of "The Forgetful Pony". They observe different stages of development of mealworms. The student sequences pictures to show the life cycle and draws the developmental...
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Surface Area and Volume
Students are introduced to the notion of surface area and volume. Students review surface area and volume by finding the area of a two-dimensional shape. They practice using the computer to create different surface area shapes.
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An Introduction to Quadrilaterals
Young scholars explore different types of quadrilaterals. Students define the terminology used with quadrilaterals. They create particular quadrilaterals based on specific characteristics of the quadrilaterals using an online tool.
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Friendship Quilt
Third graders name different kinds of shapes and then discuss what they know about them an what they would like to learn using a K-W-L chart whole group. They listen to the book, THE GREEDY TRIANGLE and then retell it to the class. They...
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Getting Started With Rhino
Students draw and print two-dimensional objects, by accessing commands and short cuts and options. They customize their modeling environment, create basic graphic objects - lines, circles, arcs, curves, solids, and surfaces, and draw...
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Westward Ho
Students examine primary sources regarding Western migration. In this Manifest Destiny lesson, students determine why the pioneers moved west and what the trip was like as they examine sources and write journals based on their findings.
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Why are Bubbles Spheres
Learners calculate the surface area of different polygons. In this geometry lesson, students practice calculating the volume of spheres. They work with cones, cylinders and rectangular prisms.
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Exploring Angle Pair Relationships
Young scholars investigate the relationship between angles of triangles. For this geometry lesson, students identify properties of right and non-right triangles. They differentiate between vertical and supplementary angles.
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Squares in the Light
Students collect and analyze data using a graph. In this algebra lesson, students explain their findings orally and with a graph. They use their knowledge to solve real life scenarios.
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Means of Growth
Students collect and graph data. In this statistics lesson, students analyze their plotted data using a scatter plot. They identify lines as having positive, negative or no correlation.
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The Swinging Pendulum
Students observe a pendulum and graph their observation. In this algebra lesson, students use the TI calcualtor to graph the motion the pendulum makes. They analyze the graph and make predictions.
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Exploring the Brass Family
Third graders explore the four basic instruments of the Brass Family in the four lessons of this unit. The French horn, trumpet, trombone, and tuba are inspected as students develope a familiarity with their sight and sounds.
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Rising Waters
Fourth graders rank balls by size from smallest to largest and from lightest to heaviest and then by how much they made the water rise. They then discuss why certain balls make the water rise higher than do other balls.
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Geometry: Calculating Area
In this calculating area worksheet, students find the area of complex shapes. This one-page worksheet contains 6 multi-step problems.
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Amazon Rainforest Conservation, Brazil
Learners explore the concept of understanding the effects of disturbances in an environment. In this life science lesson, students use the game Jenga to help capture the idea of environment disturbances. Learners discuss the effects of...
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Lenses and Telescopes
Middle schoolers examine telescope construction. In this telescope lesson, students examine the lenses used in telescopes by exploring with convex and concave lenses.
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Marvelous Mathematics
Students make a table on the computer, but create fractions and equivalent fractions through the use of color. They are able to manipulate fractions in order to gain a greater understanding of the meaning of whole number that is broken...
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Predator/Prey Relationship
Students study and analyze data collected on the relationship between the snowshoe hare and lynx in Canada over a 28 year period and create a graph. Students also write a response to a proposal to reduce the lynx population.
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The Strength of the Muscular System
Seventh graders investigate the strength of the muscular system. They explore voluntary and involuntary muscle movement and discuss the types of muscles: cardiac or heart, skeletal, and smooth. They visit stations to answer questions...
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Gazebo Construction
Students create and give oral proposals for the construction of a gazebo using a blueprint created with Geometer's Sketchpad. They then build a gazebo model using the blueprints created and provide evidence why it should be selected for...
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Ratio and Proportion: Write and Interpret
In this ratio and proportion worksheet, students explore example problems. Afterwards, they read story problems and use ratios and proportions to find the solution. This three-page worksheet contains six multi-step problems,
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Divide with Mixed Numbers
In this dividing with mixed numbers practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
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Circumference of a Pumpkin
Fourth graders watch a video and find the circumference of a pumpkin. In this circumference lesson, 4th graders watch a video to help them find the circumference of their pumpkins. Students define the word circumference on their data...