Curated OER
Perpendicular Lines in the Coordinate Plane
Young scholars investigate the relationship between perpendicular and parallel lines on a coordinate plane. In this geometry lesson, students differentiate lines based on their slopes.
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Which Triangles are Right
Students apply properties of right triangles to solve problems. For this geometry lesson, students identify axioms and theorems using examples.
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Why Doesn't SSA Work?
Students investigate the relationship between angles and their sides. In this geometry instructional activity, students prove why SSA does not work as a true angle side relationship theorem.
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Symmetry
Students explore symmetry. In this geometry lesson, student identify and define bilateral symmetry, radial symmetry, pentagonal symmetry, hexagonal symmetry, and cubic symmetry. Students construct examples of these types of symmetry and...
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Triangle Congruence
Students use web applet to create congruent triangles. In this geometry lesson, students differentiate between congruent and similar. They create shapes online and drag those shapes around to create visuals of triangles.
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Algebra Pinball
Students explore a website to practice math skills. In this algebra activity, student go to Carol Fisher's web-page where there are explanations and games to follow along with an entire year of algebra.
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Cook Me Up Some Equations
Students study a variety of math concepts in the context of cooking up a meal. In this math activity, students calculate surface area and volume. They draw and interpret different types of graphs.
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Deric's Blotto
Students solve the handshake problem and investigate triangular numbers. In this geometry lesson, students investigate Blotto games as they apply concepts of triangles and geometric theorems.
Mathematics TEKS Toolkit
Grade 6: Exploring c/d = pi
Introduce your math class to the perimeter of a circle. Teach them that pi describes the relationship between the circumference and the diameter. As a hands-on investigation, pairs or small groups use string to compare these two values...
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Gravity, Angles, and Measurement
Students relate math to real life scenarios. In this geometry lesson, students launch a ball tracking each launch using a graph. They analyze their data for speed, angles and distance, trying to improve on each launch.
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Shapes and Designs Investigation
Sixth graders estimate angle measures and angle theroms. For this online interactive geometry lesson, 6th graders review types of angles, investigate angle theroms, and explore nonadjacent angles.
Think Map
Know Your Polygons!
Shape shifters recognize characteristics of polygons. Embracing language arts skills in addition to math, they use a thesaurus to pinpoint specific attributes of a set of polygons. They also participate in a 21-question guessing game...
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Footprints
Students explore patterns. In this patterns geometry lesson plan, students identify and extend patterns including body parts, movement, geometric shapes, noises, and footprints. Students create and share an original pattern.
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Cutouts
Young scholars identify symmetry in shapes. In this geometry lesson, students fold paper to identify lines of symmetry. Young scholars create various symmetrical shapes using folded paper.
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Concepts, Patterns, Formulas, Substitution
In this algebra instructional activity, students define algebraic terms and rewrite them using math symbols. There are 10 problems drawing correlations to geometry as well as algebra.
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Real Number System Graduated Bowl Activity
Eighth graders determine which numbers are rational numbers. For this number lesson students answer a series of questions related to natural and whole numbers as well as integers and rational numbers. Students work cooperatively in groups.
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Octagon Lesson Plan
Learners investigate octagons using words and shapes. In this geometry lesson, students discuss the shape of an octagon using physical and symbolic models. They make conjecture about the shape and relate it to the real world.
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Angles in Triangles
Eighth graders translate word problems using mathematical ideas. For this geometry lesson, 8th graders identify angles of triangles using equations and the triangle sum theorem. They create angles with a protractor and straight edge.
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Dimension Review
Students differentiate the pros and cons of different areas. In this geometry instructional activity, students compare and contrast different sizes based on their area. They put an image to the size of a shape.
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Graphs and Measurement
Tenth graders analyze graphs and by comparing trees. In this geometry lesson, 10th graders investigate the use of different graphs using bar and regular graphs. They work groups at the computer.
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Student D
Students are being evaluated on their math skills. In this algebra lesson, students review basic math skills and are being reviewed for leaning skills that may enhance or inhibit their learning skills. They are scored based on a special...
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Spreading Doom
Students explore the pattern created by a sequence or series. In this geometry lesson, students relate the spread of a virus to the growth of exponential functions. They collect data as they analyze the sequence created by the growth.
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Living Room Redecoration
Fourth graders use math in a living room redecoration lesson. In this geometry lesson, 4th graders get the dimensions of a living room and need to find the amount and cost of paint and flooring. They read different scenarios and decide...
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Four Color Map
Students explore geometry by completing a color puzzle. For this shape identification lesson, students utilize deductive reasoning to complete a Google SketchUp puzzle with trapezoid, triangles and rectangular shapes. Students...
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