Klassifikation der Library of Congress [LCC] (USA)QR1-74.5

agriculture(7) anatomy(19) animals(11) biographies(18) biography(237) biology(828) body(67) bugs(9) cells(20) chemistry(33) children(68) children's(81) children's literature(13) dentist(5) digital(10) discovery(5) disease(133) dna(6) doctor(16) doctors(12) E. coli(9) early reader(17) easy reader(9) ecology(24) education(10) educational(10) elementary(10) environment(7) epidemiology(31) evolution(26) experiments(8) food(13) general science(8) genetics(16) germs(427) Grade 2(7) green(17) health(444) history(148) history of medicine(34) history of science(49) human(5) human anatomy(5) humans(5) illness(72) infections(9) informational(48) informative(11) insects(24) inventors(5) juvenile(43) juvenile non-fiction(7) kids(23) Lab(33) learning(5) life science(54) Life Sciences(12) malaria(7) medical(101) medicine(319) molecular biology(32) natural science(17) nature(38) nursing(29) nutrition(7) Pelican(8) physiology(7) picture book(153) plague(10) popular science(27) primary(5) public health(12) rabies(7) reader(7) Reading Rainbow(12) reference(82) research(12) safety(9) school(19) science(1,683) science and technology(5) science nonfiction(26) science writing(9) scientists(50) sick(39) sickness(31) social studies(6) study guide(8) symbiosis(5) text(39) values(10) viruses(91) youth(10)