Curated OER
Concept Application: One to One Correspondence of Objects
Students consider the comparative sizes of the planets in the solar system. In this scale lesson, students select balls of different sizes to represent the planets in the solar system.
Curated OER
Drink It Up!
Students investigate how the human body needs water by recording their water consumption for a day. They sing a song about drinking water, make and drink Kool-Aid and eat apple slices, and conduct an experiment to determine how much...