- Endocrine glands -- Juvenile literature
- Moon -- Juvenile literature
- Ratio and proportion -- Juvenile literature
- Subtraction -- Juvenile literature
- Hummingbirds -- Anecdotes -- Juvenile literature
- Cardiovascular system -- Juvenile literature
- Salem (Mass.) -- History -- Colonial period, ca. 1600-1775 -- Juvenile literature
- Communicable diseases + Immunological aspects -- Juvenile literature
- Computer programming -- Juvenile literature
- Human ecology -- Juvenile literature
- Genetics -- Juvenile literature
- Number concept -- Juvenile literature
- Human geography -- Juvenile literature
- Botany -- Juvenile literature
- Gluten-free diet -- Juvenile literature
- Scientists -- Comic books, strips, etc -- Juvenile literature
- Survival -- Juvenile literature
- Bribery + Law and legislation -- Pennsylvania -- Juvenile literature
- Immune system -- Juvenile literature
- Birds + Protection -- Juvenile literature
- Bird populations -- Juvenile literature
- Great Britain, Royal Navy, Women's Royal Naval Service (1939-1993) -- Biography -- Juvenile literature
- Computer programming + Philosophy -- Juvenile literature
- Computer input-output equipment -- Juvenile literature
- Egypt -- Civilization -- Juvenile literature
- Digestive organs -- Juvenile literature
- World War, 1939-1945 + Military intelligence -- Great Britain -- Juvenile literature
- Nature + Effect of human beings on -- Juvenile literature
- Nervous system -- Juvenile literature
- Branding (Marketing) -- Juvenile literature
- Money + History -- Juvenile literature
- Computer science -- Juvenile literature
- Musculoskeletal system -- Juvenile literature
- Enigma cipher system -- Juvenile literature
- Transportation + Forecasting -- Comic books, strips, etc -- Juvenile literature
- Respiratory organs -- Juvenile literature
- Electricity -- Juvenile literature
- Painting, Abstract -- Sweden -- Biography -- Juvenile literature
- Environmental chemistry -- Comic books, strips, etc -- Juvenile literature
- Chewing gum industry -- United States -- History -- Juvenile literature
- Painters -- Sweden -- Biography -- Juvenile literature
- Great Lakes Region (North America) -- Juvenile literature
- Nestlé -- Juvenile literature
- Picture puzzles -- Juvenile literature
- Authors, American -- 20th century -- Biography -- Juvenile literature
- Great Lakes (North America) -- Juvenile literature
- New York Public Library -- Employees -- Biography -- Juvenile literature
- Heat -- Juvenile literature
- New York (N.Y.) -- Biography -- Juvenile literature
- Genes -- Juvenile literature