Our son is now 7 months and loves these dice, he can grab yourself by the ears of rabbit and sheep and roll over so and already heard something new namely him! The duck plays of course "all my Emtchen" and the Hare "Bunny in the pit" (the typical two-voice synth sound), when the sun laughs a child that sheep mows and the bear a man's true sounds with "cuckoo, it's me, the bear ", and in mice with a woman's voice" is a mouse, making klingelingeling, who is in the house? " The latter two I found a bit strange. Otherwise, it is robust, soft and easy to use. Replacing the battery is a bit fumbling with the screwdriver, but there is at least no danger that the children they themselves get out!