Number Fun Farm Electronic Talking Play Mat, Ages 3-6...Count your chickens--and your pigs and cows, too! Features 4 interactive games, plus a music mode that plays 10 different children?s songs; Explores numbers, counting, greater and lesser amounts, and animal sound patterns; Engages children in following spoken directions; For 1-4 players; Mat with adjustable volume measures 36 L x 32 H; Requires 4 AA batteries, not included.