University of Regina (Canada)
University of Regina: Math Central: Data Management and Analysis Lessons
A collaboration of elementary level lessons on data management and analysis. Some examples of the topics demonstrated are grids, timelines, and weather.
Shodor Education Foundation
Shodor Interactivate: Lesson: An Introduction to Quadrilaterals
Quadrilaterals-parallelograms, rectangles, and trapezoids-are thoroughly introduced in this lesson plan for upper elementary and middle school students. Lots of resources are linked to it to help support the teacher and students....
National Council of Teachers of Mathematics
The Math Forum: Lesson Plan Non Standard Measuring
This is a short, fun lesson plan with a literature connection, "Miss Nelson is Missing". It uses candy bars as non-standard units for measuring objects in the classroom.
AAA Math
Aaa Math: Fraction Parts Eighths
This lesson describes eighths and gives practices and games identifying various amounts of eighths. Also shows other fractions visually.
abcteach
Abcteach: Teach: Decimals
[Free Registration/Login Required] Educators can generate worksheets for primary or elementary grades that focus on decimal addition, subtraction and fraction practice. Worksheets include graphics and answer key.