for Math 51: Vector Calculus 3rd ed by Colley $30

for Humbio core: Life 8th ed $30
Coevolution $25 (buy used at bookstore for $31.50)

for Humbio 122s: Health Disparities in the US: Social Class, Race, Ethnicity, and Health $25

for psych 50: Principles of Cognitive Neuroscience $70 (buy used at bookstore for $84)