Looks at the topics and subject matters researched, studied and exhibited by the Smithsonian Institution—science, history, art, popular culture and innovation
Simple online textbooks on a variety of subject areas
From Science to Social Studies, Crash Course offers it all in quick-paced, imaginative videos from the Green Brothers.
Links to info about everything from everywhere.
Social Studies
This Encyclopedia section has lots of information on the Holocaust and WW II in Europe.
Reference info and videos on many eras and areas of the world
Comprehensive guidance from professional historians on the current state of debate on many topics in American history.
Browse beyond the textbook for milestone events
Facts and analysis on all US presidents
Provides free articles and materials on hundreds of historical subjects.
Independence Hall Assoc provides online US history, from the pre-colonial era to the present on American Government, Ancient Civilizations and other people, places and events in US history.
Study help for the AP Exam with videos, timelines, primary sources, and essays from this respected history site
Science
aAuseful resource for explaining the way various items are created and function in the world.
Science-related topics in the news
Resources from the San Francisco museum; Biology, physiology, earth science, engineering, and astronomy are some of the areas of focus.
Answers to 400 chemistry concept questions
"Help Me Understand Genetics", An introduction to fundamental topics related to human genetics, including illustrations and basic explanations of genetics concepts.
ScienceAlert sheds light on important science issues, as well as new discoveries, mysteries, and wonders from around the globe.
Math
Lessons, examples, videos and explanations that every math student needs
Math review materials
Explains and provides practice on a range of math concepts
Helpful math videos covering topics from Basic Mathematics through Calculus
Health
Tools to make the best health choices. Doctor-reviewed Doctor-reviewed advice on hundreds of physical, emotional, and behavioral topics, articles, slideshows, videos, and health tools to help you learn, grow, and be your best.
Award-winning health reference website from Columbia University provides reliable, accurate information so people can make informed decisions about their health and well-being.
Learn the facts about the most commonly used drugs, including a brief overview, street and clinical names, the effects of the drug on the brain and body, statistics and trends,written by NIDA researchers and scientists.
Learn about healthy eating and food-related issues for teens, tweens, and their parents.
English
Purdue's OWL resources will help you with grammar, spelling, style, and the writing process.
Write the World is dedicated to improving the writing of high school students through a global online community and guided interactive process. Young writers are empowered to develop their voices, refine their editing skills, and publish on an international platform.
An independent literary organization committed to a vigorous presence for poetry in our culture. It exists to discover and celebrate the best poetry and to place it before the largest possible audience.
Biographies, criticism articles and analysis of 19th and 20th century writers.
World Language
Easy explanations of French grammar
From Bowdoin College, a collection of resources for intermediate and advanced students of Spanish .
Pronunciation, grammar, vocabulary and verb drills