Curated OER
Introduction to Functions
Students explore functions, function rules, and data tables. They explore terms of linear functions. Students use computers to analyze the functions. Students write short sentences to explain data tables and simple algebraic expressions.
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Let's Trade
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
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Graphing and the Coordinate Plane
Students examine the four quadrants of Cartesian coordinate plane. They play maze games and coordinate games to discover how to read and plot points on the plane. Students plot points on the coordinate plane and examine the ratio of...
Texas Commission on the Arts
The Quarter Fold
Little ones identify the US quarter and explore the concept of one-fourth or one-quarter. Using real coins or coin manipulatives, they divide a square piece of paper into quarters, discuss halves and quarters, and create a design that...
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Michigan Virtual Field Trip
Students analyze data from a virtual field trip to Michigan. They conduct Internet research on mileage and travel time between cities, calculate and compare fuel costs, and research and calculate lodging, activities, and meal costs.
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Getting to the Core of Climate Change
Students investigate climate changes by graphing and analyzing ice core data from Greenland and Antarctica. They create, explain and report the pattern of data on a graph of ice core data. In addition they find relationships between the...
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What are Fractals?
Middle and high schoolers identify and analyze fractals and research information using the Internet to locate information about them. They look at fractals in relation to nature and other real world situations. Pupils create several...
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Making Data Visualizations
Relax ... now visualize the data. Introduce pupils to creating charts from a single data set. Using chart tools included in spreadsheet programs class members create data visualizations that display data. The...
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Amazing Consistent Ratios
Learners derive the six trigonometric identities. For this trigonometry lesson, students find the ratios of sine, cosine and tangent using the right triangle. They use properties of the Pythagorean Theorem to find the trig identities.
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Let Us Be Sensible
Students describe the five senses. They perform an investigation using sensory organs associated with each of the senses. Students identify, describe and extend repeating relationship (pattern) found in common, objects, sounds and...
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Lines of Symmetry
Fifth graders explore the concept of symmetry using lines drawn through different shapes. The worksheet that is included in the lesson should be used to chart the lines of symmetry for the different shapes drawn.
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Growing Circles
Students identify the equation to represent a circle. In this algebra lesson, students review properties of conics and how they are related. they use a robot to create a visual of circles and their application to the real world.
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Exploring the Properties of Rectangular Prisms.
Students define properties of rectangular prisms. In this geometry lesson, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
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Exploring Properties of Rectangular Prisms
Learners explore the properties of rectangular prisms. In this geometry lesson, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
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STRETCHING SPRING
Learners calculate the length, width, height, perimeter, area, volume, surface area, angle measures or sums of angle measures of common geometric figures. They create an equation of a line of best fit from a set of ordered pairs or...
Curated OER
Circle, Secants
Young scholars identify the secant segment of a circle. In this geometry lesson, students investigate secant lines formed outside the circle. They use Cabri software to create drawings and explore circles and secants.
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Exploring Secants: Products of Segments
Pupils explore secants and circles. In this geometry lesson, students identify the properties of two and three dimensional shapes. They create arguments to prove the theorems are true.
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Exploring Chords: Products of Chord Segments
Students identify the properties of chords. In this geometry lesson plan, students multiply chord segments to find the solution to their problem. They construct two chords that cross on a circles.
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Product of Chord Segments
Young scholars creating chords intersection using circles. In this geometry lesson, students create visuals of chords ad their properties using Cabri technology. They measure the chords and explore the relationship among chords.
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A Matter of Proportion
Middle schoolers measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
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Measuring Supporting Structures
Students calculate the volume of the Pantheon's columns and estimate changes in weight given different parameters.
Curated OER
Addition and Subtraction Facts to 20
Students act out computation problems. In this addition and subtraction lesson, students act out an addition story and write an addition sentence for it. Students continue this activity and answer the provided questions.
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Why Data
Students investigate and discuss why data is important. In this statistics activity, students collect, graph and analyze data. They apply the concept of data and lines to finding the rate of change of the line created by the data.
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Triangle Exterior Angles Theorem
Students identify the measure of missing exterior angles. In this geometry lesson,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.