Curated OER
Ink Analysis and Thin Layer Chromatography
Students explain the process of TLC. They identify at least three components of ink. They analyze data and make conclusions based on laboratory observations.
Cornell University
Forensic Science: Case of the Missing Diamond Maker
Someone stole a diamond-making machine. Who done it? Scholars use forensic science at six different stations to determine the culprit. They analyze fingerprints, use their senses, and complete chemistry experiments to determine the...
Curated OER
Characterizing Drosophila Mutants
Students investigate wild-type and several mutant varieties of Drosophila melanogaster, which are characterized and distinguished according to pteridine pigments. They discoverthat paper chromatography of the wild-type Drosophila results...
Curated OER
The Tests of Fluids for Excess Glucose, Amino Acids and Salicyclic Acid
Students test fluids for amino acids, glucose and salicyclic acid. In this chemistry indicators lesson plan, students use chromatography paper, Benedicts solution and iron chloride to test solutions for amino acids, glucose, and...
Curated OER
Separation of Unknowns in a Liquid
Students identify the different components of a given sample using chromatography. In this chemistry instructional activity, students compare paper and column chromatography. They collect data and construct data tables.
Curated OER
Plant Pigment Chemistry
High schoolers discover the roles of pigments present in leaves. They extract and isolate pigments present in autumn leaves using a thin layer chromatography. Very nice instructional activity and lab!
Curated OER
How to Think Like a Scientist
Fifth graders study the scientific method and understand how to apply it. In this "thinking like a scientist" lesson students complete several activities.
Curated OER
Molecular Approaches to Evolution
Students examine the molecular studies of organisms that have led to a new era in their understanding of speciation and evolutionary relationships. Students study the allelic frequency of genes controlling specific molecules and assess...
Curated OER
DNA Fingerprinting
Students discuss DNA Fingerprinting and gel electrophoresis before participating in a crime solving activity. Students simulate their DNA using adding tape and complete the steps necessary to do a gel electrophoresis. They discuss the...
Curated OER
See Spot Run
Young scholars identify several properties of water as a universal substance, describe the composition of several complex color mixtures and separate the components of dye using chromatographic technique.
Curated OER
Hatching Chickens
Students learn the importance of caring for eggs as they hatch chickens. In this egg hatching lesson, students observe what happens when eggs are hatched into chickens by completing a e-worksheet and watching a web based movie.
Curated OER
Relationships and Biodiversity
Students examine diversity on the planet and the differences within a species. In this investigative lesson students complete a lab that allows students to better understand the relatedness between plants.
Curated OER
Molecular Evolution in Plants
Students examine chlorophylls. They explore the absorbing pigments in a variety of plants. Through activities, students determine spectrophotometrically. They compare plant proteins from the family Brassicace to assess the level of...
Curated OER
Color Burst
Pupils gain experience in asking questions and conducting inquiry by exploring the separation of colors in water and other solvents; to communicate and share findings of student investigations.
Curated OER
Molecular Approaches to Evolution
Students are introduced to working with molecular data. The first activity does both simulated and original data are used to compare amino acid, protein or DNA differences to construct phylogenetic trees or cladograms. These activities...
Curated OER
CSI: Native America
Students discuss the murders of Native Americans in Indiana. In groups, they research and make drawings of the scene as if they were part of a CSI team. They complete any needed experiments to help them solve the crime and create a...
Curated OER
Isolation of Synthetic Chemicals from Plant Leaves
Students isolate and identify a dye, which represents a synthetic pesticide, from plants.