Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
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Using the Hunter Model and the Holistic Model
Students increase their knowledge of scientific processes in chemistry. They compare and analyze 3 sets of data, they have gathered, for accuracy and precision.
Curated OER
Chemical Element Interview
Students interview the chemical elements. They research information about their element, such as: stable isotopes, valence electrons, number of subatomic particles. They create a yearbook page for their element, and a format to present it.
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Sink or Swim
Students define density and explain how to determine the density of an object. Students participate in a demonstration that shows the differences in the densities of different liquids and how they affect the liquid's physical properties.
Curated OER
Rusting: A Form of Oxidation
Students observe and record the corrosive nature of oxidation-reduction reactions, and determine the electro-chemical series of selected metals.
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Six Pack Loop Rings Photodegradable?
Students review experiments testing the photo degradability of the six-pack plastic ring and complete further experiments on the process.
Curated OER
Latex Helium Balloons: Any Alternatives?
Students discuss the latex balloon release controversy and review suggested alternatives to the latex balloon.
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Introduction to Gas Chromatography
Young scholars analyze gas chromatograms and suggest various applications for gas chromatography.
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Synthesizing Pigment and Dyeing Cloth
Students create a synthetic dye and oxidize the dye and record the effects.
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Effect of Temperature on Solubility
Pupils participate in a chemistry experiment to determine the effects of temperature on solubility. They create a chart of their findings.
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Solubility of Ammonia
Students participate in an experiment to observe the solubility of ammonia.
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Alicia Screams for Ice Cream!
Student make ice cream and study the chemistry of how it is made and frozen.