If The Earth was shrunk down to the size of a tennis ball, how big would the universe be? Wren is here to show you!
Thanks for the idea Peter!!!
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
https://youtu.be/R9mn2vZ9d5U Air pockets surrounding metal balls cut drag up to 90%. Learn more: Read the paper (free): http://scim.ag/2xbi1DZ read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry, Safety
Many teachers demonstrate the reaction of lithium, sodium and potassium with water when discussing the trend in reactivity of the alkali metals. In order to conduct this demo safely, it is... read more
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science
https://youtu.be/Q1blQRrM4TA We have a garbage problem. Wouldn't it make sense to throw that trash into the nearest volcano? Hosted by: Hank Green Support SciShow by becoming a patron on Patreon:... read more
Session expired
Please log in again. The login page will open in a new tab. After logging in you can close it and return to this page.