Lesson Plan
Curated OER

Introduction to Conic Sections

For Teachers 9th - 12th Standards
Learners slice cones and identify the different conics formed. They then derive the formula to solve problems involving cones. Pull out the TI calculators to visualize the slicing and the different parts and properties created.
Lesson Plan
Curated OER

Dream Bedroom Floor Plan

For Teachers 9th - 10th
Students build and apply concepts of geometry. In this geometry lesson, students create a building using proportions and scale drawings. They use Cabri technology to create a virtual drawing first.
Lesson Plan
Curated OER

Dream Bedroom Floor Plan

For Teachers 9th - 10th
Students construct using Cabri software. In this geometry lesson, students convert between units and apply the correct measurements to build objects. They create the room virtually and manipulate the shapes to the desired measurements.
Worksheet
Curated OER

Conditional Statements

For Students 9th - 10th
In this geometry worksheet, students read given sentences and identify the hypothesis and the conclusion of the conditional statements. There are 21 questions.
Lesson Plan
Curated OER

TE Activity: Super Spinners!

For Teachers 5th - 7th
Students make spinners to investigate rotational inertia, rotational speed, angular momentum, and velocity. They make two sets of spinners that have different mass distributions and shapes. They complete a worksheet while experimenting...
Lesson Plan
Curated OER

Classifying Polygons

For Teachers 1st - 3rd
Students study polygons. In this math lesson, students play a game in which they learn the classification system for polygons. Students identify the properties of quadrilaterals.
Lesson Plan
Curated OER

Geometric Shape Dances

For Teachers K - 4th
Students use movement and dance in order to strengthen mathematical understanding of different geometric shapes. The movements are imitating the drawing of shapes and they pick one to make into a dance. Upon beginning the dance music can...
Lesson Plan
Curated OER

Drawing with Shapes

For Teachers 1st
First graders combine different shapes to create an image.  In this geometry lesson, 1st graders utilize squares, circles, rectangles, triangles, and arc to draw a picture.  Students share their creation with their class...
Lesson Plan
Curated OER

Scale Factor- Surface Area and Volume

For Teachers 9th - 10th
Young scholars calculate the surface area and volume of shapes. In this geometry activity, students create different scales and calculate the volume and area for each shape. They compare and contrast between the different scales and shapes.
Lesson Plan
Curated OER

Inked Geometric Mandalas

For Teachers 5th
Fifth graders gain an appreciation for mandalas in many cultures. Compare and contrast designs from many cultures. They see geometric design in mandalas and become aware of symmetrical balance and radial balance. They create a mandala...
Lesson Plan
Curated OER

Fold and Cut 2

For Teachers 2nd
Second graders make, name, and describe, using their own language and the language of geometry, everyday shapes and objects. They create and discuss geometric patterns which repeat (show translation), or which have rotational or...
Worksheet
Curated OER

Togetherness

For Students K - 1st
In this counting worksheet, students analyze a long linked series of cubes in two colors. Students count one color of cubes and record that number. Students then count the other color of cube and do the same. Finally, students write the...
Lesson Plan
Curated OER

Exercise Set 8.2: Ellipses

For Teachers 9th - 12th
In this ellipses worksheet, learners solve 78 problems.  Students write ellipses equations in standard form.  Learners write equations given the center, a values, b values, and a horizontal or vertical access.
Lesson Plan
Curated OER

Mathematics Within: Shape, Space & Measurement

For Teachers 9th - 12th
Young scholars experiment and analyze triangulation to assess degrees of combined angles, predict polygons that tessellate as well as extending of shapes to create tessellations. They explore the concept of why some polygons tessellate...
Lesson Plan
Curated OER

Harnessing the Wind for Electricity

For Teachers 9th
Ninth graders explain how wind can produce electricity. In this geometry instructional activity, 9th graders construct their own pin wheel turbine and calculate its power. They discuss the pros and cons of using wind generator.
Lesson Plan
Curated OER

Area and Perimeter

For Teachers 9th - 12th
Students participate in a hands-on activity that shows the independence of perimeter and area for simple irregular figures.
Lesson Plan
Curated OER

Pattern Using Unit Cells

For Teachers 7th - 12th
Students explore the pattern of the unit cell. In this science lesson, students color the unit cells on a worksheet and create a pattern using unit cells.
Lesson Plan
Curated OER

The Great Cover Up!

For Teachers 2nd - 3rd
Students use non-standard measurement tools such as body parts, beans and counters to find the area of shapes drawn on the floor. They continue to determine the area of other objects in the classroom.
Lesson Plan
Curated OER

Basic Roof Framing

For Teachers 11th - 12th
Pupils complete a unit of lessons on basic roof framing. They discuss the various styles of roofs, identify the styles in the neighborhood, cut out rafters using circular saws, and assemble roof rafters.
Lesson Plan
Curated OER

CEENBoT Pictionary

For Teachers 8th - 10th
Define and review math vocabulary. Use the CEENBoT to draw pictures that represent each vocabulary word. Pupils work in groups to play math pictionary.
Lesson Plan
Curated OER

Measurement

For Teachers 5th
Fifth graders measure specified distances when given perpendicular lines. In this measurement lesson plan, 5th graders draw the lines themselves.
Unit Plan
Cuemath

Cuemath: Segment of a Circle

For Students 9th - 10th
This lesson expands your knowledge about circles by learning about the segment of a circle, which will include its mathematical definition, area of the segment, types of segments in a circle, theorems based on a segment of a circle, and...
Interactive
Mangahigh

Mangahigh: Shape: The Parts of a Circle

For Students 9th - 10th Standards
Test your knowledge of the parts of a circle.
Handout
CK-12 Foundation

Ck 12: Geometry: Properties of a Circle Study Guide

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This study guide reviews the terminology for circles (tangent, arcs, central angles) and the equation for a circle.