How to wear a turtleneck weater fashionablely?

kk so i have 2 turtle neck sweaters. they r my only sweaters. the rest r hoodies. i hav a sparkly purple and a striped white, pink, and red one. im 14 and idk if it would b fashionable in school. i never see any1 but teachers wear them! so tell me how to wear them fashionably please! Thanks! Its cold here in NJ!