Is 12 pm Noon or Midnight?

My English - I'm getting confused sometimes with 12AM and 12PM. This picture can help us to understand it better. 12AM is 24:00 (00:00). 12PM is 12:00. Some more examples: 12:01 AM

midnight, midday ~ A Maths Dictionary for Kids Quick Reference by Jenny Eather

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12 pm hi-res stock photography and images - Alamy

12-hour clock - Wikipedia

There's no such thing as 12 a.m. or 12 p.m.

12pm Is Noon

What is The Difference Between 12 AM and 12 Pm?Making English Fun

The 24-Hour Military Time System

Is Noon A.M. or P.M.?