You probably remember the T.rex’s iconic roar from Jurassic Park, but it turns out that dinosaurs actually didn’t sound that ferocious.
Hosted by: Hank Green
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science
Density differences cause objects to “float” in liquids that are already stacked on top of each other. With this science-magic trick, you’ll put a new spin on our famous Density Column... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
The Alka-Seltzer tablets contain sodium bicarbonate and citric acid. As the Alka-Seltzer tablet dissolves in water, the citric acid reacts with the sodium bicarbonate to produce carbonic acid... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Safety
Demonstrations are an integral part of any science program. These activities engage students and help bring the "real world" into the classroom. STAO has recently developed a collection of safe... read more
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