Identify and learn about common Ohio trees. By only knowing one part of a tree (leaf, fruit, etc.), you can follow the samples given until you can identify your tree.

Provides full text coverage for more than 350 trade and industry-related periodicals.

An excellent way to get an authoritative and accessible overview of a subject.

Animated, talking picture books, which teach kids the joy of reading in a format they'll love.  

Learn to speak a new language. Over 100 foreign language courses are available that can help you learn languages including French, German, Italian, Japanese, Korean, Russian, Spanish and Mandarin Chinese. There's also an ESL component that provides English language learning to speakers of over 25 different languages.

This current events database allows researchers to explore social, political & economic issues, scientific discoveries and other popular topics discussed in today's classrooms.

Offers information in all areas of sociology, including social behavior, human tendencies, interaction, relationships, community development, culture and social structure.

Offers exclusive full text for many top consumer small business reference books, as well as tools to address many small business topics. Includes business videos, a help and advice section and details on how to create business plans.

Covers topics including biology, chemistry, earth and space science, environmental science, health and medicine, history of science, life science, physics, science and society, science as inquiry, scientists, technology and wildlife.

The Sanborn Maps are large scale street plans produced by the Sanborn Fire Insurance company from 1867 to 1970.  Use these maps to locate and identify buildings and neighborhoods, to study the growth of towns and cities, and to study the impact of new developments.