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Students will search the Science News archive for additional articles related to trans fats.

Students will culture yogurt bacteria with and without antibiotics to test the bacteria's sensitivity and then stain microscope slides to determine if the bacteria are gram-positive or gram-negative.

These discussion prompts focus on the nature of bacteria and types of antibiotics, as well as methods for dealing with antibiotic resistance.

Students will search the Science News archive for stories related to antibiotics and bacterial infections.

These discussion prompts ask students to think about ways that different elements create varied results in battery design, and related redox reactions.

Based on the Science News article "Charging the future," these questions focus on battery design, how lithium-ion batteries compare with newer types and the nature of experimental design.

Students will test the effect of different conditions on lactase, an enzyme that catalyzes the conversion of milk sugar to simple sugar.

Students will test different types of catalysts and conditions for the light-producing luminol reaction.

Students will search the Science News archive to explore the history of catalytic material technology.

These questions focus on the use of catalysts in common industrial reactions and new research on alternatives to the precious metals currently used as catalysts.

Students will search the Science News archive for other stories related to moon formation.

These questions focus on ideas about the origin of Earth's moon and evidence that supports various explanations of its formation.