A Lights and Music version of the padded activity gym with toys, lights, music and activities to amuse your baby while helping stimulate the senses and develop skills, all in a safe and playful environment. The mat incorporates 3 different development stages - 0-2 months - Music and hanging toys for your baby to enjoy while lying on their back . 3-4 months - Nursery tunes and lights to encourage head lifting and touch. 5 months+ - Tunes and lights can be activated by your baby. Features: Classical Mozart music, giraffe rattle, jittering elephant, bead rattle, spinning parrot, springy monkey.