Alabama Learning Exchange
Three in a Row Calendar Game
Young scholars explore a calendar. In this calendar and math instructional activity, students view a video clip about using a calendar. Young scholars participate in a game in which a game board is used to identify days of the week,...
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Investigating Area and Perimeter of Polygons.
Student sinvestigate the area and perimeter of polygons. They differentiate between similar and congruent polygons.. They identify the ratio and proportions of the sides and angles of polygons.
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The Minimal Distance Point from the Vertices of a Triangle
Learners calculate the distance from the vertex of a triangle to the center. In this geometry lesson plan, students find the shortest distance between a point and the vertex of a triangle. They relate this concept of distance to the real...
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Measurement of a Central Angle
Students calculate the measurement of a central angle. In this geometry lesson, students identify properties of circles. They use Cabri software to create and analyze graphs.
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Arc Measurement Based on The Measurement of a Central Angle
Students define keywords that are important to solve problems. In this geometry lesson, students find the arc length and angle of a circle. They convert between radians and degrees.
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Conjectures of Intersecting Circles
Students make conjectures of intersecting circles. In this geometry instructional activity, students observe circles and their position in space. They investigate and observe two and three dimensional objects.
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Conjectures For Intersecting Circles
Students identify properties of circles. In this geometry lesson, students identify the center of two intersecting circles.They use Cabri software to create circles and move it around to make observation.
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Circle, Secants
Students 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 Chords: Products of Chord Segments
Students identify the properties of chords. In this geometry lesson, 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
Learners creating chords intersection using circles. In this geometry instructional activity, 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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The Search for Pythagoras' Treasure
Students identify and define properties of triangles. In this geometry lesson plan, students identify the missing sides and angles of right triangles. They use the rules of the Pythagorean Theorem to solve their problems.
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Get the Turtle to the Pond
Young scholars solve problems. In this math lesson, students write solutions using LOGO commands in order to help get the turtle to the pond.
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Balloon Jets
Students investigate how fuel amount affects the distance traveled by balloons. In this physics lesson, students collect data and create a pictograph. They interpret data and formulate a conclusion.
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Grade 2: Texas Problem Solving
Second graders use numerical data about Texas to write and solve real-life problems involving addition and subtraction (or multiplication and division). They work in pairs to choose three numerical facts about Texas to use to make up...
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Minerals
Students explore the concept of minerals. For this minerals lesson, students discuss how cooling affects the size of crystals. Students discuss how the structure of minerals is a tetrahedron. Students discuss the structure of silicates...
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Tantalizing Tangrams
Fourth graders participate in what is considered to be a model lesson. The lesson focuses upon polygons and basic geometry. The lesson addresses national standards and displays how others should be done.
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Investigating the properties of a circle
Students use wax paper to look at different properties of circles such as chords, tangent lines, inscribed angles, and inscribed angles in a semi-circle, as well as finding the center of the circle, and use GSP to investigate cyclic...
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Fractions Describe Parts of a Whole
Third graders represent fractions as part of a whole. In this fractions lesson, 3rd graders use manipulatives to show how a fraction is a part of a whole. This lesson includes individual practice and an assessment instead of direct...
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The Mandelbrot Set
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
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Translations
High schoolers explore the concept of translations. In this translations lesson, students discuss similarities and differences between images and pre-images. High schoolers apply translations to coordinates of figures. Students use patty...
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Geometry and Symmetry
Students examine tessellations and their geometric properties. The lesson plan and discussions may be used to develop students' understanding of polygons and symmetry as well as their ability to analyze patterns.
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Estimating Fish Populations
Students describe the mark/recapture method used to estimate fish populations. They explain the importance of being able to predict population numbers.
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Understanding Fractions
Students add and subtract fractions and multiply and divide fractions using pattern blocks.
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Testing Foods
Students perform an experiment using brown paper bags to determine which foods have oil in them. This task assesses student's abilities to make simple observations and inferences from them.