Curated OER
How Long Would It Take To Travel To the Stars?
Students consider the amount of time that it would take to get to the star, Sirius using various modes of transportation, some practical and some whimsical. The practicality of physically going to another star system is explored in this...
Curated OER
Powers of 10
Students explore universe, and examine how big it really is and how scientists measure the distances or sizes of things by estimating sizes of different objects and reading and writing numbers in scientific notations.
Curated OER
Environmental Education
Second graders examine how their choices affect the environment. They identify different types of pollution and its source. They ask questions to end the lesson.
Curated OER
Machines: Useful But Dangerous
First graders study, observe, and use a simple machine. They study necessary safety and review posted safety rules related to using a machine and identify strategies for reporting any accidents or injuries.