CK-12 Foundation
Ck 12: Physical Science: Accuracy and Precision
[Free Registration/Login may be required to access all resource tools.] Accuracy and precision of measurements.
TeachEngineering
Teach Engineering: Launch Into Learning: Catapults!
Learners learn about catapults, including the science and math concepts behind them, as they prepare for the associated activity in which they design, build and test their own catapults. They learn about force, accuracy, precision and...
Texas Instruments
Texas Instruments: Getting Started With the Fundamental Topics of Science App
The Fundamental Topics in Science App provides information and activities to help students explore and understand topics in Middle School and Secondary Science. Each topic consists of overviews, observations, and appropriate activities....
Texas Instruments
Texas Instruments: Fundamental Topics in Science App
This App provides information and activities to help students explore and understand topics in Science such as significant figures, precision and accuracy, scientific notation, and the scientific method.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Micrometer Model
Use this virtual model to simulate the basic operations and accuracy of a micrometer while manipulating the physical parts of the object.