National Security Agency
It's Probably Probable
Learners make predictions and draw conclusions from given information as they learn the meaning of probability in this vocabulary-rich, integrated activity that presents a variety of teaching strategies to motivate and reach...
NASA
States of Matter
Water, one of the basic needs of humans, is found in all three states of matter on Earth; no other planet—that we know of—possesses this quality. Here is a unit that allows learners to explore through experimentation what it...
CK-12 Foundation
Ck 12: Probability: Theoretical and Experimental Probability
[Free Registration/Login may be required to access all resource tools.] Here you'll learn about theoretical and experimental probability, including how to describe sample spaces and how to conduct probability simulations. Includes...