Here's a puzzle that's easy only after you hear the solution: What comes after 3, 4, 6, 8, 12, 14?

3, 4, 6, 8, 12, 14… What comes next?

Or how about 5, 8, 12, 18, 24…?

These two number sequences are real stumpers to figure out (at least for me), but are extremely simple once you know how they work. — Read the rest