Eric at miniorgan.com has collected over 150 musical toys from the 1950s through the 1980s. This is your chance to explore a virtual museum full of singing calculators, bizarre voice transformers, and dodgy electronic keyboards. There are audio samples of eight of these things, if you dare.
He comments, "I wasn't able to resist these wonderful toys. They have interesting sounds. They are often well-designed and show great box-art. Unfortunately, most of these musical toys haven't fulfilled the dreams they promised."
The one pictured is the Bee Gees Rhythm Machine, which somehow caused the chorus of Staying Alive to bounce around in my head. I'm heading out to find some decent tunes to fix that.