National Council of Teachers of Mathematics
The Math Forum: Seventh Grade Math: Area and Perimeter
Learn how to enlarge drawings, figure out how much tile to buy to cover a specific floor, and learn about area and perimeter. These and other lesson plans are provided, including a fun interdisciplinary plan featuring dragons.
Visual Fractions
Visual Fractions: Platform Scale
Students practice using scales like the one in a doctor's office. Five Gregs will drop on the scale to be weighed. Participants see how fast they can weigh the Gregs.
Wikimedia
Wikipedia: Weighing Scale
Definition and explanation of a weighing scale. Includes balances, spring scales, hydraulic scales, and electronic scales.
Simon Fraser University
Chem1 Virtual Textbook: The P H Scale
Acting as an overview from the General Chemistry Virtual Textbook, this site explores the pH scale and its characteristics including a chart mapping the various levels of the scale.
PBS
Pbs Mathline: Sand Babies (Pdf) [Pdf]
In this engaging activity, students use a variety of measurement strategies in creating their own Sand Babies. Students explore standard and non-standard measurements, area, data collection and analysis, and graphing. Adaptations are...
Northern Arizona University
Northern Arizona University: Sojurn: How to Analyze a Fugue
This page is very helpful in analyzing and understanding fugues. Great site for music theory students and teachers.
Other
The Julian of Norwich Website/life and Works of Julian
This site gives a brief biography of Julian of Norwich, which is then followed by almost 70 links to sources about her life and works. Click on "Showing of Love" in the third line for both text and analysis. An amazing number of resources.
Other
Johnson County Community College: P H Scale
Colorful chart of the pH scale, including example chemicals.
PBS
Pbs News Hour Extra: Lesson Plan: Planets in Proportion
Students learn about the distance and relative size of the rest of the planets compared to the Earth and Sun. The lesson plan includes an assessment and extension activities.
Other
Centre for Topographic Information: Map Scale
This resource uses illustrations to demonstrate scale. Check out the links to the The National Topographic System of Canada and the Aerial Survey Data Base.
Concord Consortium
The Concord Consortium: Molecular Workbench Zoom It
See examples of scales based on a range from ten to the twelfth meters to ten to the negative twelth meters. Examples range from parts of our solar system to the nucleus of an atom.
Sophia Learning
Sophia: Scale and Similar Figures: Lesson 5
This lesson explains how similar figures are related to the concept of scale. It is 5 of 5 in the series titled "Scale and Similar Figures."
Sophia Learning
Sophia: Scale: Lesson 2
This lesson defines the term scale and scale model. It is 2 of 9 in the series titled "Scale."
Mangahigh
Mangahigh: Shape: Locus Problems
Explore the relationships between length, area, and volume scale factors.
Texas Instruments
Texas Instruments: What's the Scale?
The objective of this lesson is to have students determine the scale of a model when compared to the actual object. They will measure parts of the actual object and then compare the corresponding part of the model to determine the scale...
CK-12 Foundation
Ck 12: Measurement: Unit Scale to Find Actual Dimensions
[Free Registration/Login may be required to access all resource tools.] Identify unit scale and use unit scale when problem solving.
CPALMS
Florida State University Cpalms: Florida Students: Mass and Weight: What's the Difference?
Explanation of the differences between mass and weight.
CK-12 Foundation
Ck 12: Geometry: Sas Similarity
[Free Registration/Login may be required to access all resource tools.] Use the SAS Similarity Theorem to determine if triangles are similar.
TeachEngineering
Teach Engineering: Topo Map Mania!
Maps are designed to allow people to travel to a new location without a guide to show the way. They tell us information about areas to which we may or may not have ever been. There are many types of maps available for both recreational...
That Quiz
That Quiz: Identifying Scale Factor
Interactive quiz where students count the squares in the grid to determine the scale factor of the shapes.
Math Playground
Math Playground: Weigh the Wangdoodles
The interactive activity has students practice using a scale and matching the weight assigned to each Wangdoodle to different scales. The activity introduces learners to multiple algebraic equations.
CK-12 Foundation
Ck 12: Arithmetic: Proportions to Find Dimensions
[Free Registration/Login may be required to access all resource tools.] In this lesson studnets find actual or scale dimensions using a given scale, ratio, or proportion. Students examine guided notes, review guided practice, watch...
CK-12 Foundation
Ck 12: Arithmetic: Proportions to Find Scale Ratios
[Free Registration/Login may be required to access all resource tools.] In this lesson students find a scale, ratio, or proportion given actual and scale dimensions. Students examine guided notes, review guided practice, watch...
CK-12 Foundation
Ck 12: Measurement: Scale Factor to Find Actual Dimensions
[Free Registration/Login may be required to access all resource tools.] Use scale factor to find actual dimensions from scale models, drawings or maps.