Shodor Education Foundation
An Introduction To Quadrilaterals
Young geometers investigate and apply properties of quadrilaterals. After a review and discussion of key terms, students use a computer applet to explore four-sided figures and classify them according to their attributes. The...
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Define Geometry Terms
The Common Core is intended to help all children meet high academic standards. Here is a Common Core designed lesson that is intended for learners with communication or language difficulties. The lesson is written in a narrative style...
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Marshmallow Figures
Learners enjoy making 3-D figures while learning about rectangular prisms, pyramids, vertices, edges, and faces. After a lecture/demo, students use marshmallows, toothpicks and a worksheet imbedded in this instructional activity to...
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Polygons in Symmetry: Animal Inventions
Fourth graders use polygons to create animal figures with symmetry. In this polygons and symmetry lesson, 4th graders create a symmetrical animal collage by cutting and gluing geometric shapes and figures from math activities.
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3-D Cubes
Students investigate cubes. In this geometric solids lesson, students review geometric concepts previously taught, then logon to a computer game in which they find cube figures and identify the shadow of hidden cubes.
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Introduce Double-Digit Addition
Students generate a list of numbers then classify them into groups of single digit and double-digit numbers. After listening to a children's book about double-digit addition, they work with tens and ones blocks to solve double-digit...
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Angles Lesson Plan
Students stud angles, and then play the "What's Your Angle?" game. They complete at least 10 computer generated problems from the Angles Applet.
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Multiplication Matrix
In this finding the products worksheet, students solve multiplication facts to fill in the blanks in the twelve by twelve grid. Students solve 144 problems.
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Scaled Rubber Band Drawings
Students demonstrate the process of creating a scaled rubber band enlargement of a simple drawing. They observe and discuss a teacher-led demonstration, and create a scaled rubber band enlargement of simple drawings and their invention...
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Magician Squares
Elementary school learners investigate the attributes of a square. They discover that squares are polygons and examine squares found in everyday life. They concentrate on connecting the word, square, with the shape. As an extension,maybe...
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Angles Identification
In this assignment, math whizzes identify angles as either being obtuse, acute, right, or straight. Students identify six angles. The publisher states that this is designed with CCSS.Math.Content.MD.6 in mind, but it really does not ask...
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From Where to Where?
Young scholars find locations based upon their latitude and longitude coordinates. In this latitude and longitude lesson, students locate points on a grid and learn how to use an astrolabe.
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Surface Area with Polydrons
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
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Tessellations
Students form repeating patterns using tessellations. In this tessellations lesson, students identify shapes and illustrate three types of transformations. A website is included with the lesson which provides extension activities and...
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Say It With Shapes
Students create patterns with shapes and words. For this patterns and shapes lesson, students recieve an envelope with shapes with words on them. Students make patterns with the shapes that also create a poem. Students can add to the...
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Terrific Tessellations
Students explore tessellations that are found in nature and everyday objects. They observe the works of M.C. Escher. Students create their own tessellations using pencil and paper.
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Sorting
Students sort a variety of manipulatives and use a software program that provides more sorting practice.
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Fractions
Fourth graders explore fractions. They use Skittles and M&M's to practice adding and subtracting fractions. Students review the numerator and the denominator of fractions. They count the number of each color of Skittles and M&M's...
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Geometric Glossary
Fourth graders use drawing and paint tools to identify, draw and state several geometric terms.
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Meet the Polygon Family
Fourth graders investigate regular polygons. In this regular polygon instructional activity, 4th graders explore the attributes of different polygons. Students work in groups to complete a KWL chart regarding polygons.