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Mucking About With Things

Recently, I bought a sound-playing children’s book and another with grating-based animations and dissected both of them to see precisely how they worked and what materials had been used.

Front and rear cover of "Woof Woof".
Front and rear cover of “Woof Woof”.
Front and rear cover of "TRUCKS".
Front and rear cover of “TRUCKS”.
A representative spread from "Woof Woof".
A representative spread from “Woof Woof”.
The electronic guts of the "Woof Woof" audio package.
The electronic guts of the “Woof Woof” audio package.
Closer look at the "Woof Woof" PCB.
Closer look at the “Woof Woof” PCB.
Representative spread from "TRUCKS".
Representative spread from “TRUCKS”.
Guts of the grating-based animation mechanism of "TRUCKS".
Guts of the grating-based animation mechanism of “TRUCKS”.