Earth and Physical Sciences This resource provides essential information about chemistry, physics, and earth and space science for student researchers.

Food and Nutrition A comprehensive and engaging resource designed to help young people make healthful and safe personal choices about all aspects of food and nutrition.

Growing Up with Science No branch of the middle school science curriculum goes unexamined in this favorite resource for young researchers.

How It Works This reference source offers students and general readers authoritative, comprehensive coverage of science and technology and strives to explain to the reader how things really do work.

World and Its Peoples: Eastern and Southern Asia A comprehensive resource covering the geography, government, history, economy, culture, and daily life of 22 countries and five territories in eastern and southern Asia.

World and Its Peoples: Middle East, Western Asia, and Northern Africa The geography, government, history, economy, and culture of 37 countries and territories in the Middle East, Western Asia, and Northern Africa are fully covered in this comprehensive resource.

World and Its Peoples: The Americas An all-encompassing resource that gives full coverage of the geography, government, history, economy, culture, and daily life of 39 countries and territories, plus 18 smaller islands of the Caribbean region.