Curated OER
Microscopes and Crystals
Students observe crystals under the microscope. In this science lesson, students compare how the crystal look like using their eyes, hand lens and microscope. They identify the type of crystal based on the amount of light they allow to...
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
Teaching about Conductivity
Students explore conductivity and productivity in aquatic systems.
Curated OER
Ions and Ionic Compounds
For this ions worksheet, students use a charge chart in a textbook to determine the charges of different types of compounds. This worksheet has 24 fill in the blank questions.
Chem4kids
Chem4 Kids: Magnesium (Mg)
Here you can find some great information about the 12th element in the periodic table, "magnesium." Content focuses on magnesium's electrons, where you can find magnesium in nature and in the home, and how magnesium combines with other...