These are some of the online resources, blogs, and articles I've found that provide useful tools—or useful food for thought—for educators and students.

Education Tools
Sporcle — a super-fun quiz site where students can easily make and take quizzes on class content
YouTube — teachers and students can share or watch videos here easily
SoundCloud — teachers and students can share or listen to podcasts or talks here
Teaching for Change — resources for multicultural and reconstructivist education
TED — over 1400 talks about innovative new ideas
TED Ed — lessons, videos, and other resources
Google Earth — an exciting way to explore geography in class

General Social Studies Content
Historic Ketchikan — organization focused on preserving Ketchikan history
History Day in Alaska — an annual state history contest
Sealaska Heritage Institute — materials for language and history education in Lingít Aaní
An Indigenous History of North America — an engaging blog about indigenous history
The History Blog — a personal blog that has collected all kinds of historical tidbits
Ottoman History Podcast — in-depth podcasts about one of world history's most important empires
Strange Maps — a wildly successful blog with hundreds of interesting maps
Wikipedia — a useful source when used correctly! — academic networking and paper sharing
Social Explorer — awesome for displaying census information and other statistics

Antebellum Era and Civil War U.S. History Content
Slavery in the North
"Great Legislative Compromises Held the Union Together"
"Bleeding Kansas" narrative and sources
Strengths and Weaknesses: North vs. South

Pedagogy and Educational Issues
The Becoming Radical — P. L. Thomas
I Am an Educator — Jesse Hagopian
@ the Chalk Face: Educated Educators Talking Education
Curmudgucation — Peter A. Greene
"The Six-Lesson Schoolteacher" — John Taylor Gatto
"Lectures Didn't Work in 1350—and They Still Don't Work Today"
"Don't Give Up on the Lecture"
"If You Teach or Write 5-Paragraph Essays—Stop It!"

Citation Styles
The Turabian Citation Quick Guide and the Chicago Manual of Style Quick Guide give you the need-to-know information for two of the most commonly used citation styles for research papers in history.