Colores

Popularity (by total correct streak): 9
Popularity (by number of users): 2

Cards

red rojo/a  
green verde  
black negro/a  
brown marron  
yellow amarillo/a  
white blanco/a  
pink rosa  
blue azul  
orange anaranjado/a  

Quisition is a browser-based flashcard system that repeats old cards and introduces new ones at optimal time intervals. You can create your own card packs or use those developed by others.