For science

1,399 Pins
 1mo
Collection by
an article about the growth of trees and how they are used to make them look like wood
[Practice] Comparison of new growth and old growth wood.
an info sheet showing the different types of flowers and plants that are in each region
the tweet has been posted to someone on twitter, and it looks like they are
Funny-Nerdy-Memes-Motherofallnerds
an image of the united states with text on it that reads smithsonian magazine suggested for you 4h - 8