Towson University
Looking Into Lactase: Guided Inquiry
Milk does a body good ... unless, of course, someone is lactose intolerant. Pupils play the role of pharmaceutical scientists in a guided inquiry lab about lactase. Lab groups collaborate to learn more about lactose intolerance, how...
Towson University
Looking Into Lactase: Structured Inquiry
Why is lactase important? Biology scholars explore enzyme function in a structured inquiry lab. The activity tasks lab groups with observing how temperature and pH affect enzyme activity, as well as determining which milk products...
Towson University
Berries...With a Side of DNA?
Sometimes science lab can be ... delicious! Middle school science scholars extract DNA from strawberries and other fruits in an engaging lab activity. The teacher's guide includes pacing, materials list, and worksheets with answer keys.
American Chemical Society
Joseph Priestley, Discoverer of Oxygen
Do you want to hear a joke about nitrogen and oxygen? NO. We all know there is oxygen in the air and that plants produce oxygen, but how was it discovered? Scholars read a handout, answer questions, and analyze material in the...
Earth Day Network
Filtering Water
See the water filtration system up close with a fun science experiment. Young scientists work for several class periods to design a water filter using household objects, and then decide which filter material would be most effective...
American Chemical Society
Development of Baking Powder
Did you know baking powder can be used to treat acne, whiten teeth, and make sugar cookies? The lesson on the development of baking powder is ready-to-go with no preparation required. Through readings, pupils answer questions, complete...
American Chemical Society
The Discovery of Fullerenes
Carbon is the most common element on earth, so the innovative discovery of a new type of carbon molecule won the 1996 Nobel Prize. In the ready-to-go lesson, scholars learn about C60 and how it has opened up the entire area of...
American Chemical Society
Isolation of Phytochrome
Why do soybean plants that are planted weeks apart in the spring mature simultaneously in the fall? Four independent activities cover the history of phytochrome research, scientist collaboration, the electromagnetic spectrum, and...
Texas A&M University
Organ Systems: Story Time: William Harvey
William Harvey, doctor during the Age of Enlightenment, challenged mainstream understanding of the heart and the circulation of blood. Read about his early education and his scientific inquiry.