Baylor College
How Much Water Do Humans Need?
Physical or life science learners measure the amounts of water eliminated by intestines and the urinary system, and the amounts lost via respiration and perspiration. In doing so, they discover that the body's water must be replenished...
Curated OER
Life Underground
First graders build a terrarium in order to observe animal and plant life dynamics. In this biology lesson, 1st graders compare how organisms survive in different environments. They write their observations and analysis in their journal.