[Free Registration/Login may be required to access all resource tools.] Determining significant figures and rounding.

As part of a larger site called "Getting started in Chemistry," this site examines significant figures and claims to teach the user "how to avoid telling lies with numbers."

This learning activity helps explain what significant figures are, and why they are important to science.

Course website, developed by a community college instructor, uses riddles, real-world examples, colorful pictures, and explanatory text to introduce learners to the concept of significant figures in science. With a selection of...

In this activity, you will explore the Science Tools App by using the "Significant Figures" feature and the "Vector Calculator".

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....

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.

This introduction to chemistry class reviews some major concepts to help prepare students for a high school chemistry course.

[Free Registration/Login may be required to access all resource tools.] Students explore a science investigation learning module including conversions, error, and uncertainty in scientific measurement.

Discusses the history of Greek medicine from ancient times, and the impact of important figures such as Hippocrates, Diocles of Carystus and Praxagoras of Cos. Some of the significant advances in diagnosis and treatment are described....