The Goldilocks Principle: A Model of Atmospheric Gases

Consider wax resist drawings as a way to bridge art and science. Learners view, discuss, and practice drawing insects or animals using waxy crayons. They pay attention to the creature's features as they create images with watercolor and...

Kids prefer candy over fried green spinach. King Philip can order five good soups. Mnemonic devices are very helpful for remembering taxonomy. The second lesson in a 10-part series teaches scholars about kingdom, phylum, class, and...

Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...

Lead the class in a colorful exploration of acids and bases as they learn to differentiate between the two. They identify common items considered acidic and basic, then explore their strengths and weaknesses. They titer solutions and...

Learners explain historical findings such as Rutherford and Bohr's contributions, explain wave particle duality, and formulate Heinsenberg's uncertainty principle. They also draw s, p, and d orbitals, explain more historical findings,...

Keep the knowledge flowing in your physics classroom! An in-depth video lesson discusses the characteristics of fluids. The narrator includes Pascal's Principle and Archimede's Principle as well as buoyant force. This is the 14th lesson...

You'll get a charge out of this! Future scientists learn the rules of naming monoatomic ions and how to determine each ion's charge. They learn to classify between fixed charge metal, variable charge metal, and nonmetal ions.

High Schoolers participate in a class discussion on the ethical issues faced in the health care industry today. In groups, they develop their own definition of bioethics and role play the role of one of the various types of members of...

Students are able to discuss and prepare a written summary of a scientific article about AIDS. They propose solutions to the opening activity of which drug is more effective in the fight against AIDS.

Young biologists discuss the reasons behind the current use of the plant identification system. They get into groups and identify the characteristics of each species of plant which is described. The keys needed for groups to make...