Fiscal Full Functional Musical Instruments Toys can let a baby's curiosity take itself to develop its exploration ability. 3 main musical instruments: Piano Keyboard, Beat Drum Set, Electronic Xylophone. Whack-A-Mole: 5 levels funny whack-a-mole game with different difficulties. Requires 3 "AA" batteries(Not included). When the toy is not in use, please remove the battery. The toy is made of high-quality plastic with smooth surfaces, it is very safe for kids. It could help your kid cognize the instruments, numbers, animals and animal sounds, musical scale, and colors. For babies around one year old, it's a time of imitating those around them. Babies can make progress in language development quickly. They will know how to call you, me, or him.