Why is the Ocean Salty?
SCIENCE . . and why did it take us so long to find out? Nat Geo Explorer Robert Ballard explains. (Nat Geo News) Build your own ocean with our fun matching game! Teachers, scroll down for a quick list of key resources in our Teachers’ Toolkit—and a round-up of other interesting reads this week. Note: Current Event Connections is slowing down for the summer. Our … Continue reading Why is the Ocean Salty?
