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Showing results 1 to 12 of 12
Latent Prints
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In this activity, learners examine fingerprints. Learners leave a hidden print on a surface and then make their own print detecting powder from graphite (found in pencils).
Mystery Powders
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Learners are given mysterious white powders and have to determine their identity with chemical tests.
Luminol Test
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Learners mix a solution containing luminol and copper with a fake blood solution. A chemical reaction between the luminol solution and fake blood (hydrogen peroxide) show learners a blue glow.
Forensic Science: Hair Sample Investigation
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This activity (on page 2 of the PDF under SciGirls Activity: Forensics) is a full inquiry investigation into how hairs from a crime scene are matched to suspects.
Super Sleuths
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In this physical sciences activity, learners use science to solve a "crime." Learners collect trace evidence (glitter) and explore its characteristics, such as color, size, shape, and light reflection
Lost Labels
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In this experiment, learners will conduct chemical and physical tests to identify mystery substances.
Curious Contraptions
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In this engineering design activity, learners will design, test, and build a “haunting machine” to solve a Sherlockian mystery.
A Matter of Splatter
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In this math-based activity, learners will experiment to find how height and angle affect spatter and then use this knowledge to solve a crime.
Mystery Writing: Write and develop a secret message
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Learners write an invisible message using lemon juice on a piece of paper. They then develop the message by soaking the paper in a dilute iodine solution.
Crime Scene: The Case of the Missing Computer Chip
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Learners use scientific processes to solve a crime. As they get clues, learners must create a hypothesis then adjust that hypothesis as more information is revealed.
What's Your Blood Type?
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In this activity, learners perform a simulated blood test procedure.
Medical Mystery
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This activity (on pages 15-23) combines interactive role-playing and graphing to introduce learners to the health affects of pollen.