a thoughtful web.
comments
posts
badges
Good ideas and conversation. No ads, no tracking.
Login
or
Take a Tour
!
#inventions
followers: 1
activity
·
time
Inside the weird and delightful origins of the jungle gym, which just turned 100 : NPR
0
thenewgreen
npr.org
·
#history
·
#inventions
Barnes Wallis and his bouncing, damn busting bombs
0
thenewgreen
video
·
#remarkablehumans
·
#inventions
·
#inventions
about
tutorial
faq
rss
tmi
random
privacy & terms
weather
donate
login