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Chromatography
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In this activity, explore chromatography and the various colors that make up the ink in markers. Use this activity to investigate cohesion and adhesion.
DNA Detective
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This activity is about collecting and analyzing DNA as part of a criminal investigation.
Black Magic (Color Chromatography)
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With a coffee filter, a black marker, and a cup of water, discover the secret colors hidden in black ink.
Mirror Messages
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In this activity, learners use mirrors to write secret messages to a friend. Use this activity to explore letters, optics, and/or symmetry.
Fingerprints
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In this activity, learners examine their fingerprints and learn that they can be categorized by shape, but each fingerprint is unique.
Crime Scene Investigation (CSI) with Powdery Mildew Fungi
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This exercise can be used to stimulate the investigative nature of learners as they use forensic plant pathology techniques to prove the learners' innocence in a mock murder investigation.
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.
Secret Goldenrod Messages
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In this activity, learners write invisible messages on goldenrod paper, and make the message appear and disappear using acids and bases.
Send Secret Messages
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In this activity, learners write a secret message in "invisible ink" and then use chemistry to view the writing.
Identify Your Fingerprints
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Learners roll their fingerpads in ink pads, and then press their fingerprints onto balloons. Learners inflate the balloons to produce enlarged versions of their fingerprints.
Scytale Messages
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In this activity, learners use a soda can to decode a secret message. Learners wrap scytale (pronounced ski-tally) code around a can and challenge friends to see if they can crack the codes.