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Even before we are born, the sounds of the womb shape our world.

As newborns, while our vision is still coming into focus, our sense of hearing is already fully

developed.

The first sounds that we come to love are the sounds of our parents' voices and lullabies.

And before long, we become obsessed with a very different kind of sound,

the sounds of our toys.

Few things trigger nostalgia

as quickly and powerfully

as the sounds of our childhood.

Sounds like sifting through a Lego bin,

or for me, the friendly storytelling bear,

Teddy Ruxpin. My name is Teddy Ruxpin. Can you and I be friends?

For most of human history, kids' toys couldn't generate much sound on their own.

Though, over the course of the past five decades,

advancements in manufacturing and computer technology has changed all of that.

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