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Turn a boring old cheap clock into a fun clock for folks who grew up watching Sesame street, One two three four five, six seven eight nine ten, eleven twe-eh-eh-eh-elve! Thydzik writes –

This instructable will outline the construction of a customized clock. Whilst this is specifically the construction of the clock featured on Sesame Street; the Pinball Number Counting animation, the general procedures are the same and the instructions are as generic as possible. The clock is inexpensive and an easy way to create something out of the ordinary.

instructables : Custom Clock – This example is featured in Sesame Street – Pinball Number Count – Link.