In 1974, a geneticist named Marsha Jean Falco devised an ingenious research tool to help determine whether epilepsy in dogs was an inherited trait. She drew a series of symbols on index cards, where ...

Omar Etman and Lily Fincher play math games and show children the importance of fair play. Rules make games fair, and fairness makes playing fun! Join Omar Etman and Lily Fincher as they play math ...