…sequestration by trees, deforestation, transfer of carbon dioxide between the atmosphere and hydrosphere, ocean acidification and its effect on calcifying species, photosynthesizing species, biodiversity, food webs, and human nutrition and…
…after the great scientist Theodore von Kármán who co-founded NASA’s JPL. This effect is observable in nature like in a stream, but you need some luck since it requires some…
…be wrong; the storm weakened more than meteorologists had expected. At the same time, the prediction of where the storm would go was very good. Why was there such a…
The National Science Foundation funds grant to pair intelligent tutoring system and Geniverse Blog Post
…interactions. At the same time, intelligent tutoring systems (ITS) have undergone important advancements in providing support for individual student learning. Their complex statistical user models can identify student difficulties effectively…
…of testing and debugging computational models. We collected 75 hours of students’ interactions with a computational modeling tool and analyzed them using the ID Tool to characterize students’ use of…
…of nucleotides carries the information that gives rise to proteins; the concentration of a chemical affects the rate of a reaction; and more. Learning about these fundamental interactions is a…
…puzzling phenomenon that is relevant to them. For example, he loves the curriculum module: “Why do some things stick together and other things don’t?” Developed by the Interactions project—a collaboration…
The March 2017 issue of The Science Teacher features “The future of energy: Having students compare the effects of different energy sources on the environment,” an article on the High-Adventure…
“There is a time, much greater in amount than commonly allowed, which should be devoted to free and unguided exploratory work (call it play if you wish; I call it…
…in the background of Earth’s climate history. Greenhouse Gases – This one-day activity focuses on the effect of greenhouse gases in the atmosphere. As students run the activities, stop the…