Shodor Education Foundation
Shodor Interactivate: Lesson: Geometry in Tessellations
This upper elementary and middle school lesson plan explores tessellations and their geometric properties. Plenty of interactive support is available for students. Lots of resources for teachers to use.
Better Lesson
Better Lesson: Jumping Into Math, Measurement, & Data Day 1
Third graders apply measurement, graphing, and data skills to the real world context of physical education with standing jumps.
Better Lesson
Better Lesson: Measuring With Quarter Inches
Third graders build measuring skills using quarter inch measurements.
Better Lesson
Better Lesson: Design a Space Using Area Models Day 1 and Day 2
Third graders use area models to find the total area of a store, home, or other real world space.
Better Lesson
Better Lesson: Broken Ruler Measurements
Using a broken ruler requires students to turn to addition and subtraction skills in order to determine measurements.
Better Lesson
Better Lesson: Jumping Into Math, Measurement & Data Day 2
Third graders create line plots and analyze data using measurement data with quarter unit fractions.
US Department of Education
Helping Your Child Learn Math: Math in the Home
An excellent compilation of activities that engage parents and children in math explorations at home. Detailed lessons covering a wide range of math topics such as fractions, measurements, money, data collection, and math in newspapers....
University of Regina (Canada)
University of Regina: Math Central: Lesson: Mr. Z's 5 Minute Game of Geometric Pandemonium
Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...
PBS
Pbs Mathline Lesson: Geometry, It's a Perfect Fit [Pdf]
This two-part geometry lesson plan has students identify, describe, and classify two-dimensional shapes. Students engage in hands-on activities including identifying shapes in the classroom, creating patterns with shapes, identifying...
Oswego City School District
Regents Exam Prep Center: Transformations: Rotation
Increase students' skills and knowledge of rotation and transformation at this test prep site. Includes lessons pages, practice questions with interactive answers, and a teacher resource page.
OER Commons
Oer Commons: Diagonals of a Rhombus
In this lesson, students learn how the diagonals of a rhombus are related. They use interactive sketches to learn about the properties of the angles and diagonals of squares, rectangles, rhombuses, parallelograms, and other...
OER Commons
Oer Commons: Shape Characteristics
In this lesson, young scholars discuss what they know about shapes and their characteristics through a paper-folding activity that results in a parallelogram. Included are examples, discussion questions, and a reflection activity....
Houghton Mifflin Harcourt
Houghton Mifflin Harcourt: Saxon Activity Center Real World Investigation: The Geometry of Quilts [Pdf]
Investigating designs and shapes in quilts around the world is the activity in this internet exploration. Learners will also design their own quilt on paper or on the computer. Acrobat Reader required.