Curated OER
Star Wars: Rays and Angles Edition
Rays and angles and Star Wars? It sounds strange, but it's actually a fun game to help fourth graders get good at measuring and identifying angles and rays with a protractor. Each pair of children chooses which Star Wars character they'd...
Illustrative Mathematics
Lines of Symmetry for Circles
Further your instruction on geometrical symmetry with an investigation of circles. Fourth graders come to realize that the lines of symmetry of a circle are infinite.
Willow Tree
Interior Angles, Exterior Angles, and Diagonals of Polygons
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate...
Illustrative Mathematics
A Midpoint Miracle
Young geometers develop one of the fundamental properties of quadrilaterals (connecting side midpoints gives a parallelogram) in this short but thought-provoking exercise. Using a combination of hands-on techniques and abstract algebraic...
Curated OER
Geometry --Similar Shapes
In this geometry worksheet, students circle the shape in the group that is the most similar to the one given. There are four problems to complete.
Curated OER
Geometry - Similar Shapes
In this similar shapes worksheet, learners complete multiple choice questions where they choose the shape that is the similar shape to the one on the left. Students complete 4 problems.
Curated OER
Geometry
In this similar shapes worksheet, 4th graders complete multiple choice questions where they determine the similar shape to the shape shown. Students complete 4 problems total.
Curated OER
Congruent Figures
In this problem solving learning exercise, 4th graders study 4 lines of shapes. Students determine which multiple choice shape on the right is congruent to the one on the left of the straight line.
Curated OER
Marshmallow Geometry
Third graders create 2D and 3D shapes using marshmallows and toothpicks. In this geometry lesson plan, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape and its...
Curated OER
Picket Fence Around the Garden
Students design different shaped plots and determine the perimeter, area and shape of each. They compare the shapes that have the same area but may have different perimeters.
Curated OER
Geometric Solids
Students identify and create simple geometric shapes and describe simple spatial relationships. Through discussion, hands-on activities and show and tell, they identify geometric solids in real life and create graphs of commonly found...
Curated OER
Present Hunt
Students identify and match pictures of three dimensional shapes while playing a board game with peers. They take turns with their partners in spinning the spinner and moving to the next space on the game board that shows the same shape.
Curated OER
4th Grade Math Geometry Practice
In this 4th grade geometry worksheet, students complete a set of 20 questions related to grade 4 geometry concepts. An answer key is included.
Curated OER
Perimeter, Circumference, Volume, and Surface Area
In this Perimeter, Circumference, Volume, and Surface Area worksheet, students are asked to identify geometric formulas and calculate for volume and surface area for geometric solids. In addition, students are asked to identify...
Curated OER
Building a Native American Home
First graders explore different types of Native American shelters. In this Native American homes lesson, 1st graders compare the shapes of shelters used by Native Americans. They build a home using the program "Community Construction...
Curated OER
Investigation: Sorting and Classifying
Fifth graders explore geometry by creating shapes with construction paper. In this shape characteristics instructional activity, 5th graders identify the different attributes that make up specific shapes and create them using...
Curated OER
Polyhedra Book
In this math activity, students are asked to read the book that focuses upon the creation and explanation of three dimensional shapes.
Curated OER
Cubes and Cylinders
In this geometry worksheet, learners identify cubes and cylinders by coloring a given number of each shape red, green, blue, or yellow.
Curated OER
Congruent Shapes
In this congruent shapes instructional activity, students analyze a group of 20 geometric shapes that have letter labels. Students find pairs of shapes that are congruent in this group and write the letters of the shapes that match.
Curated OER
Investigation-On the Surface
Students compute the surface area of 3 geometric solids to determine the shape of package that would require the least amount of paper to wrap. In this geometry lesson, students work on a two-question assessment embedded in the plan. The...
Curated OER
Geometry Assessment: Solid Figures
In this geometry assessment instructional activity, students match the drawing of two faces of the solid to the name of the solid for six geometric figures.
Curated OER
Cutouts
Students identify symmetry in shapes. In this geometry instructional activity, students fold paper to identify lines of symmetry. Students create various symmetrical shapes using folded paper.
Curated OER
Anything I Can Do You Can Do Better
Students complete a two-week unit involving design and construction concepts. They watch a PowerPoint presentation about geometric shapes, draw the fourteen shapes incorporated in bridge construction, and in small groups design, build,...
Curated OER
Perimeter, Area, Volume and Surface Area
In this perimeter of shapes worksheet, 10th graders find the perimeter of the shapes illustrated. Then, they find the volume of each shape shown. Students also match the shape with its correct name on the left and find the surface area...