Scraplabs Challenger #4

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So long since we challenged your brains and investigative spirit… Scraplabs Challenger #4 is here to get you working.

 

Tell us why both LEDs don’t glow simultaneously when connected together but glow perfectly when connected individually. Mail your entries to¬†[email protected] and if we find your answer convincing then you might get yourself an awesome goodie!

Last date for submissions: Thursday, 31 July 2014

Help Files:

Blue LED Circuit

 

Two LED in parallel circuit

 

Red LED Circuit