Sorry, this sweeps has ended but see more current Sweeps to enter on Freebies 4 Mom. Enter daily for a chance to win the Purina Pool of Prizes. You can play the game once to win a dog prize and once to win a cat prize each day. There will be 15 sweepstakes winners of a one year supply of Purina Pet Food (value $300). There will also be 34,000 instant win game winners of a variety of Purina cat and dog food products (value range $1.20-$9.99). This sweeps started July 26 and ends Aug. 9 which breaks down to about 2,268 winners per day.