Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
What I learned from 7th-12th grade teachers this week
(
scientopia.org
)
2 points
by
kevinalexbrown
on Aug 8, 2012
|
hide
|
past
|
favorite
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
