Curated OER
Math-Geometry: Area and Perimeter
Upper graders measure the area and perimeter of several items. In this area and perimeter instructional activity, learners engage in measuring area and perimeter in several scenarios. Full-group instruction requires students to listen to...
Curated OER
Geometry: Lesson 2
Eighth graders engage in a lesson that is concerned with examining two dimensional figures with different properties that include circles, triangles, queadrilaterals, etc... They identify the types of figures that is identified as polygons.
Curated OER
Mandalas, Polygons and Symmetry
Students create a geometric pattern using mandalas, polygons and symmetry. In this geometry instructional activity, students analyze the mathematics involved in making the mandalas, including the shapes and symmetry. Students create...
Curated OER
Figuratively Speaking
Third graders construct and use vocabulary flipbooks to draw and describe three-dimensional figures. They utilize worksheets and access websites imbedded in this plan which help them construct their books.
Curated OER
Exploration with Geometric Solids
Students reinforce geometric concepts by playing "Guess My Solid." Through a process of elimination, they determine the shapes of mystery solids. Finally, students use various materials to construct their own geometric figures.
Curated OER
Polygon Sum Conjecture
In this geometry worksheet, 10th graders identify the missing angles using the polygons sum conjecture. They measure exterior and interior angles using their angle theorems. There are 63 problems.
Curated OER
Teaching Polygons using Technology
Third graders utilize different types of computer programs, such as Microsoft paint and Microsoft Word to study and create different types of polygons. They use PowerPoint to create a story about a shape and others that it meets during a...
Alabama Learning Exchange
Pennies, Pennies and More Pennies
Learners determine the number of pennies needed to fill a room. For this pennies lesson plan, students work in groups to determine the number of pennies needed to fill a room. They compute the probability of the head of a pin...
Curated OER
Organic Chemistry 231, Martin Larter, Exam 1
If you need a straightforward and comprehensive organic chemistry exam, check this one out. Chemistry pupils identify functional groups in molecule diagrams, draw a Lewis structure, fill in a table about molecular shape, predict boiling...
Math Mammoth
Divide Polygons
In this geometry learning exercise, 3rd graders draw line segments into the shape and divide it into other shapes given. Then they divide the pentagon and hexagon in different shape parts using line segments. Students also write down...
Curated OER
Circumscribed Polygons
Students investigate polygons and construct ferris wheels. In this geometry lesson plan, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and circumscribed polygons.
Curated OER
Angles Activities
A series of geometry worksheets have mathematicians constructing, dissecting, overlapping, and measuring as they analyze angles in various contexts. Learners use symmetry and reflections in a compass rose to write instructions on...
Curated OER
Point Comparisons
Young geometers investigate two-dimensional figures using coordinate grids. They identify polygons and draw examples of their reflection, rotation, and translation on a coordinate grid. And they complete a worksheet practicing examples...
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Congruency Basics
Fourth graders investigate congruent shapes. In this congruency lesson, 4th graders explore examples of congruent shapes. Students determine how to check for congruency by sliding or flipping the shape.
Pennsylvania Department of Education
Creating Polygons
Students describe, make and compare polygons. In this creating polygons lesson, students identify properties of quadrilaterals and describe common features of two dimensional shapes.
Curated OER
Have You Got the Angle?: Pre Test
In this angles worksheet, students complete multiple choice questions about the shape and number of angles. Students complete 10 questions total.
Curated OER
Faces, Vertices, Edges
Students identify the parts of three dimensional objects. In this geometry lesson, students find the number of faces, edges and vertices. They differentiate between prisms and polyhedra.
Curated OER
Using Concept Maps to Design 3D Spheres
Young scholars create three dimensional shapes using concept maps. In this geometry lesson, students investigate the impact of mental schemas on humans. They collect data on this topic and plot their data on a coordinate plane.
Curated OER
Shapes are Everywhere
Second graders gain an understanding of geometric shapes and spatial reasoning. They learn the attributes of solid shapes in everyday activities. Students compare geometric shapes to everday objects, finding things that serve a purpose...
Curated OER
Polygon Perimeters
Learners define the terms polygon and perimeter to begin the lesson. Using a calculator, they practice determining the perimeter of various symbols in a painting. They discuss how geometry and art are related to one another.
Curated OER
The Greedy Triangle
Students discuss figures with various numbers of sides. For this geometry lesson, students are read The Greedy Triangle by Marilyn Burns, they participate in a class discussion of many sided figures and are introduced to the term...
Curated OER
Polygon Monster
Students brainstorm different kinds of shapes. They then draw them on the paper and write the name of the shape on the back and then assemble the shapes to make a "monster". Students make up a survey about the monster including its name...
Curated OER
Polygon Perimeters
Students complete worksheets where they calculate the perimeter of polygons. In this perimeter of polygons lesson plan, students divide complex shapes into simple shapes to find the perimeter.
Curated OER
Parallel and Perpendicular Lines
Fifth graders complete activities to investigate parallel and perpendicular lines. In this plane geometry lesson, 5th graders watch a movie about parallel and perpendicular lines. Students work in pairs to describe and draw the lines in...