Curated OER
Investigation 3 - Condensation Chambers
Fourth graders investigate the concept of condensation and how it is formed. They conduct an experiment and make observations of the chambers. Students record the data and then write down conclusions. The lesson includes background...
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Good Microbes in Food Processing
Students participate in a bread making experiment to understand the good microbes in bread. In this bread making activity, students prepare bread in a bag with varied recipes and note results.
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The"Dirt" on Soil
Students examine the three different types of soil and their physical properties. In this soil instructional activity students design and implement a model of a water treatment plant.
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Funny Putty
Students study that colloids are mixtures which display the properties of more than one of these states.
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Ice Cream
Students explore the concept of the colligative property. Through experimentation, students lower the freezing point of a liquid in order to create a solid by using household ingredients to create ice cream.
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Goofy Putty
Pupils examine mixtures and solution properties by making a borax polymer. In this chemical reactions lesson, students make a putty out of borax solution mixed to create a polymer.
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Drinking Dirty Water
Students consider the importance of clean drinking water. They conduct a taste experiment with water, adding incremental drips of salt and vinegar to determine at which point it doesn't taste drinkable.
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A Very Simple Conductivity Meter
Learners conduct a simple conductivity meter to test the ionic or non-ionic nature of water samples including one from their home.