that swing open to reveal different kinds of sounds that correspond to the pictures. When all the panels are opened, 4 interactive musical instruments are revealed. Plastic. Imported. . Plays more than 20 melodies! . 7 3/4''-square x 1 1/2'' D . Requires 3 AA batteries, included . Ages 2+ . © The Baby Einstein Company, LLC. All Rights Reserved. Little Einsteins and the Little Einsteins logo are trademarks of The Baby Einstein Company, LLC. All Rights Reserved. EINSTEIN and ALBERT EINSTEIN are trademarks of The Hebrew University of Jerusalem. All Rights Reserved. www.albert-einstein.org  (less)