More to explore:
WEEK 15 Views from the tallest mountains on each continent.
The bounty of species in a single scoop of seafloor mud #nature #sea #ocean
Parts of the Earth coloring page (week 13)
An Earth Day song and 25+ kid-friendly activities.
"Layers of the earth" pie (Week 13)
Earth Day Craft...so cute $4.75 pack download with lots of printables
a lot of interesting facts about the earth
earth layers in a jar
Big Brothers: Satellites Orbiting Earth