Lesson Plan
National Council of Teachers of Mathematics

The Math Forum: Measuring Distances Triangulation

For Teachers 9th - 10th
Lesson plan which details how to have young scholars determine the distance to an object by sighting it from two different locations and knowing the distance between these locations. As an advanced alternative, trigonometry can be used...
Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Lesson: An Introduction to Quadrilaterals

For Teachers 9th - 10th Standards
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....
Lesson Plan
Alabama Learning Exchange

Alex: "Tan"

For Teachers K - 1st Standards
The Chinese character mark formerly known as "Tan" is the first of two lessons to introduce first grade students to geometry using tangrams. This lesson incorporates history, math, and language arts. In this lesson students will be able...
Lesson Plan
Better Lesson

Better Lesson: Sorting Shapes

For Teachers 1st Standards
Clean Up this Mess! The classroom shapes are in one big heap. Students will work in teams to come up with a way to sort the shapes by attributes and create a visual representation to model their thinking
Lesson Plan
Better Lesson

Better Lesson: Looking at the Similarities and Differences

For Teachers 1st Standards
La, La, La, La, La, sing a happy song! You will be signing like a Smurf as students use their new founded knowledge of shape characteristics to participate in a whole group discussion and to successfully participate in geometric learning.

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