Texas Education Agency
Texas Gateway: Determining the Effects of Proportional Change on Perimeter
Given pictorial representations and problem situations involving perimeter, the student will describe the effects on perimeter when dimensions are changed proportionally.
Science Education Resource Center at Carleton College
Serc: Introduction to the Human Dimensions of Global Change
Learning module introduces students to the human dimensions of global environmental change: human actions that initiate changes in the structure and operation of the biosphere; the consequences of these actions on terrestrial ecology;...
Texas Instruments
Texas Instruments: Dimensions and Area
In this activity, students discover the relationship between a change in the dimensions of a rectangle and the change in the corresponding area.
Khan Academy
Khan Academy: Step 4 (2 D Spring Mass System)
This program simulates a particle connected to an anchor by a damped spring in two dimensions. Try changing the initial settings.
Digital History
Digital History: Dimensions of Change in Colonial New England
Dissension in Massachusetts Bay Colony resulted in the formation of other New England colonies. Read about their formations, and the impact on the Native Americans in the area.
Science Buddies
Science Buddies: Play Doh Math
One piece of Play-Doh can make many different shapes. Even though you can change the shape by squishing or stretching the Play-Doh, it is still the same size unless you add or take away some of the dough. Try this experiment to test how...
Independence Hall Association
U.s. History: New Dimensions in Everyday Life
A brief overview of the changes brought about because of the United States becoming more urban. Read about the attention to social reforms, the introduction of professional sports, and the ability to take part in leisure activities.
Other
Lincoln Public Schools: Applied Technology & Engineering: Mousetrap Car It's a Snap! [Pdf]
This is an engineering activity that requires students to build a mousetrap car based on certain constraints. Constraints include students having a virtual budget that they use to buy approved parts for their car, the car having...
Texas Education Agency
Texas Gateway: Linear Momentum and Collisions: Glossary
This is a glossary of the terms and definitions used in Chapter 8: Linear Momentum and Collisions from the AP Physics online text.
University of South Florida
Fcat: Two for One Box Company: Teacher Notes
At this site students use proportions to explore how volume is effected by dimension changes. This hands-on activity can be done individually or in pairs.
Texas Instruments
Texas Instruments: Math Today Wing Tabs Save Fuel
Using the USA TODAY Infograph, 'Wing tabs save fuel', ratios and proportions will be used to explore the concept of similarity between a drawing/model and the actual dimensions. The effects of dilation (size change) on an image and...
University of Virginia
Uva Virtual Lab: Dna Close Up & Do It Yourself
A collection of three-dimension DNA models. Users can alter the models by moving or changing the parts.
CK-12 Foundation
Ck 12: Plix Series: Metric Units
[Free Registration/Login Required] Change the dimensions in this four-quadrant graph to explore metric scale. After the activity, answer a challenge question to check for understanding.
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