Mad Scientist Network - The mad scientists from Washington University Medical School in St. Louis will answer questions in 25 areas of science, from anatomy and chemistry to zoology.
Math Homework Help - On this page, you will find resources to help students master the basics of mathematics of numbers and number operations. Videos and tutorials explain basic operations and help with the mastery of math skills in addition, subtraction, multiplication, and division--essential building blocks for success in mathematics.
Scientific American - "Latest news and features on science issues that matter including earth, environment, and space. Get your science news from the most trusted source!"
FirstGov for Kids - Site provides links to Federal kids' sites along with some of the best kids' sites from other organizations all grouped by subject.
Chem4Kids - Easy to navigate with site map or search engine and includes drop-down glossary for terms.
Also includes data on atoms, elements and matter as well as biographies of famous chemists.
Chemistry - the environment, biochemistry, and inorganic, organic, and medicinal chemistry
Study Guides and Strategies - Study Guides includes over 50 pages of summary guides to assist students in succeeding in their studies. Topics include time and stress management, test preparation, organizational strategies, reading and writing, and more. Translated into Arabic, Russian, Chinese, French, German, and Italian, the site should help students around the world.
Ben's Guide to the U.S. Government for Kids - site introduces children to how the government works. It covers the U.S. Constitution, how laws are made, the branches of government, and citizenship. The site is divided into sections aimed at age groups K-2, 3-5, 6-8, and 9-12, with a separate section for parents and educators.
Biographical Dictionary - "The Biographical Dictionary contains information on 33,000 notable people from ancient times to the present day. The Dictionary is searchable by names, keywords, and dates."
Curious Math - tricks and rules for quickly calculating certain types of math problems. There's also some entertaining trivia and other math facts that are nice to slip into casual conversation. Some of it's Useful and some of it's Curious.
Education 4 Kids - "Once upon a time there was a dream that there would be a set of resources on the net that would exist solely for kids to use as an educational "center". A place where they could come and play drill games to better their skills and to learn. This is the place."
Educational Index - an annotated guide to the best education-related sites on the Web.
Eiffel Tower - "The Eiffel Tower was build by Gustave Eiffel. The Eiffel Tower stands in the heart of Paris and on the Champs de Mars near the Seine."
ElementarySchools.org - "Provides data and statistics on public elementary schools and private elementary schools to pick the best school in an area or for research."
Elements of Style - William Strunk's classic on proper English usage.
EspanOle - "The On-line Resource for Students and Teachers of Spanish!"
Franklin's Forecast - Information for students about various weather phenomenon and forecasting.There is a simple experiment that demonstrates the causes of El Nino, instructions for building a weather station, and has links to related science projects to do either at home or online.
From Stargazers to Starships - This high-school level tutorial focuses on three topics: Astronomy of the Earth‚s motion in space which includes information, and some experiments and projects that teach concepts about the calendar, seasons, Kepler‚s laws, building a sundial, and more; Newtonian mechanics has some projects for understanding Newton‚s laws and discussion of mass and motion; and Spaceflight and Spacecraft demonstrates the principle of the rocket, covers Goddard and early rockets, and moves on to discussions of future spacecraft propulsion efforts such as nuclear power and space sails.
FunBrain.com - "The Internet's #1 Education Site for K-8."
FunSchool - Funschool.com has loads of Java-based educational games for kids from preschool to sixth grade.
General Chemistry Online - An introductory, searchable guide to chemistry that includes hyperlinked notes and guides for first semester chemistry, as well as articles. There is also a searchable glossary of over 900 terms, over 400 FAQs and a trivia quiz.
Guide to Geography - About.com - resources include online world atlas, weekly articles about geography, annotated links to hundreds of sites, weekly quizzes, chats, and a free email newsletter.
Infomine - resources of relevance to faculty, students, and research staff at the university level.
Internet Classics Archive, The. - searchable collection of almost 400 classical Greek and Roman texts (in English translation) with user-provided commentary
Kidinfo - A great way to find both fun stuff and information for completing your homework assignments.
KidsClick! - "web guide and search tool for kids by librarians"
LearningPlanet.com - Site for kids preschool through sixth grade to play free learning games online.
LibrarySpot - a virtual library resource center for educators and students, librarians and their patrons, families, businesses and just about anyone exploring the Web for valuable research information
Math.com - Free math homework help, math tutoring, math formulas and cool math stuff. Recommendations on books, calculators and products for students, parents, and teachers.
Math Help: Professor Freedman - a mixture of sound, humor, color, animation and graphics with lots of help for the "math anxious" student. Its aim is to give students a self-directed and entertaining way to learn basic math and algebra.
Math in Daily Life - site shows how math helps us in our daily lives. It demonstrates math concepts such as probability, compounding, growth, geometry, and relationships in situations such as gambling, savings and investing, population growth, home decorating, and cooking.
Math Word Problems for Children - over 2000 math word problems for children to learn from and enjoy. The pages are sorted by topic and level of difficulty. Each problem is designed to improve elementary and middle school students' critical thinking and problem-solving skills.
Metric Conversion Card - Use this easy chart to convert inches to centimeters, pounds to kilograms, Fahrenheit to Celsius, and more.
Mint, The - An economics and money management primer that addresses how to earn, budget, save, and invest money in today's society. Issues covered include the stock market, credit cards, inflation, income, expenses, interest rates, the relationship between higher education and earning potential, and more. Designed for middle school and high school students, with a section for teachers and parents
MyVocabulary.com - "Vocabulary University participants learn English vocabulary in context (grades 2-12) with free word puzzles and activities. Vocabulary content includes lesson plans, word lists, vocabulary word games, top SAT/ACT words, SAT/ACT vocabulary puzzles, thematic exercises and crosswords for vocabulary building."
NationMaster.com - a massive central data source and a handy way to graphically compare nations. NationMaster is a vast compilation of data from such sources as the CIA World Factbook, UN, and OECD. Using the form above, you can generate maps and graphs on all kinds of statistics with ease.
Neuroscience for Kids - Explore the nervous system, using experiments, activities, and games to learn about the brain, spinal cord, neurons, and senses. The site, which includes links to other sites and current events in the field, is appropriate to students of all ages.
Physics Classroom, The - Learn basic physics concepts and review them in the Physics Tutorial. Check Your Understanding quizzes let you know you got it.
Pi Pages, The - Think you know everything there is to know about pi? Try this trivia game and test your knowledge.
Project Gutenburg - "Project Gutenberg is the place where you can download over 33,000 free ebooks to read on your PC, iPad, Kindle, Sony Reader, iPhone, Android or other portable device."
Quia Math - more than thirty math activities which
include flashcards and a Concentration-style matching game. Topics range from basic addition to algebra terminology. Don't miss the Math Journey, where students can travel around the world as they practice addition, subtraction, multiplication, division and rounding at four levels.
QuickMath - QuickMath is an automated service for answering common math problems over the internet. Think of it as an online calculator that solves equations and does all sorts of algebra and calculus problems - instantly and automatically!
RHL School, The - subject areas are reading comprehension, math problem solving and computation, English basics, and reference skills. They are most appropriate for elementary through middle school students.
Reference.com - searchable directories of newsgroups and mailing lists
Research-It! - collection of online research tools. Search dictionaries, translate words, find quotations and more.
Roberts Rules of Order - simplified version of Robert's Rules of Order, the standards for conducting meetings
Royal Society of Chemistry: Visual Elements Periodic Table - "The Royal Society of Chemistry’s interactive periodic table which includes Murray Robertson’s Visual Elements artwork. Hover over the elements to see key facts and the supply risk which highlights elements where limited abundance may hinder the production of new technologies. Click the elements for interesting facts, atomic data, isotopes and more."
Science is Fun - the fun of science through home science activities, demonstration shows, videos, and books. Information about these and other science fun stuff is available here.
School Express - an educational mall offering resources for schools, homeschools, teachers, parents and children. Links are given to hundreds of educational web sites. The Free Worksheets are especially popular for school and home use.
Science News for Kids - This site is a resource for kids ages 9 to 14 and
their teachers and parents.
Kathy Schrock's Guide for Educators - a classified list of sites on the Internet found to be useful for enhancing curriculum and teacher professional growth
Space Place, The - Space science can be more fun than your children ever imagined. At The Space Place. Brought to us from the folks at NASA, kids can learn how to make and do "spacey things." Or pick up some "amazing facts" from Dr. Marc
StateMaster.com - statistical database which allows you to research and compare a multitude of different data on US states.
Statistics - How accurate is polling? Find out about statistics concepts through the case study of a fictional election.
Study Guides and Strategies - Study Guides includes over 100 pages of summary guides to assist students in succeeding in their studies. Sections include learning and studying strategies, test preparation and taking, classroom and project participation, reading and writing skills, and more. Translated into 25 languages.
Visible Human Project, The - The US National Library of Medicine is creating complete, anatomically detailed, three-dimensional representations of the male and female human body.
Webster Dictionary - the on-line version of Merriam-Webster's Collegiate Dictionary, Tenth Edition
WebMath - the goal of this website is to provide you with an instant solution to the particular math problem you're having trouble solving.