Curated OER
Greenhouse Gases Exposed
Students explore the relationship between greenhouse gases and global warming. Carbon dioxide is studied as a contributor to the problem.
Curated OER
Using Your Senses
Students use their senses to make observations. In this senses lesson plan, students investigate unknown substances by using their senses for observations. Students identify the number of the substances used, the color, the odor, the...
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.
Curated OER
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.
Curated OER
Vegetables
Third graders evaluate what happens when vegetables are cooking in different solutions. They observe the effect of color change on cooking vegetables.