Instructional Video8:59
PBS

The Evolution of the Heart (A Love Story)

12th - Higher Ed
In order to understand where hearts came from, we have to go back to the earliest common ancestor of everything that has a heart. It took hundreds of millions of years, and countless different iterations of the same basic structure to...
Instructional Video3:23
SciShow Kids

Snails, Slugs, and Slime! Animal Science for Kids

K - 5th
Jessi and Squeaks look at some amazing creatures that they found in their garden: snails and slugs!
Instructional Video7:13
The Brain Scoop

The Magneto Snail! (And Other Marine Gastropods)

6th - 12th Standards
Snails range from 0.5 mm to 61 cm long. The video explains the huge variety of snails crawling the earth. It includes snails with iron shells, snails that are venomous, and even snails that collect other snails! It highlights the unique...