Lesson Plan
Curated OER

Exploring Area and Perimeter

For Teachers 4th - 6th
Two students are blindfolded and each receives a cardboard square, one with pompoms glued around the edge and one with pompoms glued all over the surface. They identify what they feel. The class discusses perimeter and area of polygons....
Lesson Plan
Curated OER

Measurement of Objects Using Similar Triangles in The Plane

For Teachers 9th - 11th
Young scholars use similar triangles and a sight tool to find the height and distance between large objects. In this similar triangles lesson plan, students use a constructed sight tool to measure the distance and height of an object...
Lesson Plan
Curated OER

Measuring Up on the Mayflower

For Teachers 2nd
Second graders use a meter tape to compare the length of the Mayflower to a basketball court and make homemade butter for crackers. Afterward, all students sit inside the makeshift Mayflower's dimensions and enjoy their Pilgrim butter.
Worksheet
Curated OER

Angular Size and Similar Triangles

For Students 8th - 10th
In this angular size and similar triangles worksheet, students use the properties of similar triangles and the ratios of sides to solve for unknowns in given diagrams.
Worksheet
Curated OER

Lesson 3-5: Proportions and Similar Figures

For Students 9th - 12th
In this similar figures worksheet, students use proportions to solve 6 short answer and multiple choice questions.  Students use proportions to answer questions about map scales and height of trees given shadow lengths.
Lesson Plan
Curated OER

Introduction to Measures of Central Tendency and Variability

For Teachers 9th - 12th
Students calculate the mean, median, mode, range, and interquartile range for a set of data. They create a box and whisker plot using paper, pencil and technology.
Lesson Plan
Curated OER

Relationships: Pressure, Volume and Temperature

For Teachers 10th
Tenth graders investigate the relationships of pressure and volume and pressure and temperature of gases. In this gases lesson plan, 10th graders use an inflated balloon to show the relationship between volume and temperature of the air...
Activity
101 Questions

Retina Display

For Students 6th - 8th Standards
Learners calculate the pixel density of a specific cell phone using the concept of similarity. They use information from the cell phone's website to make their calculations and then compare their results to the posted information.
Lesson Plan
Willow Tree

Perimeter of Common Geometric Figures

For Students 8th - 11th Standards
Help learners understand that perimeter and circumference are one in the same. Learners apply their skills to determine the perimeter/circumference of triangles, rectangles, and circles. They then use the same strategy to find the...
Unit Plan
Mathematics Vision Project

Module 5: Modeling with Geometry

For Students 9th - 12th Standards
Solids come in many shapes and sizes. Using geometry, scholars create two-dimensional cross-sections of various three-dimensional objects. They develop the lesson further by finding the volume of solids. The module then shifts...
Study Guide
Cherry Creek Schools

Physical Science Final Exam Review Packet

For Students 8th - 12th
If you need a way to assess the concepts in your physical science class, use an extended set of worksheets as a midterm or final exam. It includes questions about density, physical and chemical matter, speed and velocity, weight and...
Activity
Exploratorium

Peripheral Vision

For Teachers 4th - 6th
Life science learners discover the range of peripheral vision. They compare the angles at which they can detect motion, colors, and detailed shapes. 
Interactive
CK-12 Foundation

Distance Between Two Points: Segment Addition

For Students 9th - 12th Standards
Examine the segment addition postulate through an online simulation activity. An interactive lesson allows scholars to manipulate points and watch as the lengths of segments change. Through their study, they are able to apply the Segment...
Interactive
CK-12 Foundation

Pythagorean Theorem for Solving Right Triangles: Solving the Triangle

For Students 9th - 12th Standards
Observe the change in the trigonometric ratios as angles vary. An interactive provides the values of trigonometric ratios for both acute angles in a right triangle. Pupils create a right triangle to match given criteria and find the...
Interactive
CK-12 Foundation

Identifying Sets of Pythagorean Triples: Matching Problem

For Students 8th - 12th Standards
What sets of whole numbers make up the measures of side lengths in right triangles? Pupils use an interactive triangle to learn about Pythagorean triples. Individuals find missing values in triples and learn more about Pythagorean...
Lesson Plan
California Academy of Science

Which Way is North?

For Teachers 3rd - 5th
Who needs a compass to find cardinal directions? Just place a stick in the ground and record the movement of its shadow over the course of a day. Then, measure the shadow lengths in order to determine a north-south line. A simple...
Worksheet
Raytheon

Geometry: Volume

For Students 6th - 8th
In this geometry worksheet, 6th graders study comprehensive facts pertaining to volume and measurement of geometric, three-dimensional figures. Students solve for 59 problems showing their work.
Lesson Plan
Curated OER

How Long? How Wide?

For Teachers 2nd
Second graders distinguish between and use nonstandard and standard units of measurement, use appropriate tools and techniques to measure length and width, and record and interpret data using graphs.
Worksheet
Curated OER

Simplifying Ratios

For Students 10th
In this simplifying ratios learning exercise, 10th graders solve and complete 24 various types of problems. First, they complete each ratio and reduce when necessary. Then, students find the length and width of each rectangle described....
Lesson Plan
Curated OER

Leaping!

For Teachers 3rd - 5th
Students properly leap and measure their distance. In this leaping lesson plan, students practice leaping for accuracy and proper form. Students estimate their leaps and measure with rulers. Students determine distance covered by the...
Lesson Plan
Curated OER

Shapes (Geometric)

For Teachers 2nd
Second graders explore geometric shapes. In this lesson about geometry, 2nd graders create their own vest using geometric shapes. Students work with a partner and fit their partner for the vest they design. Students understand geometric...
Lesson Plan
Curated OER

Tiling Tessellations

For Teachers 2nd - 4th
Students explore tessellations. In this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.
Activity
Exploratorium

Tired Weight

For Teachers 7th - 12th
Take your class out to visit your automobile and use the tires to compute the weight of the vehicle. This is done by measuring the surface of the tire meeting the ground and the air pressure. This is a fun lesson in the relationship...
Lesson Plan
Curated OER

Build a Weather Vane

For Teachers 3rd
Third graders measure wind direction. In this weather lesson, 3rd graders build a weather vane from a straw, skewer, spool, and flag. Students measure wind direction using their weather vane.