1) Make 3 squares*

Move 2 matches to make 3 squares of equal size.
This problem comes from J.A.H. Hunter
You can check your solution here
Did you know?
Recent research shows that learning new skills keeps an aging mind sharp.
Lead researcher Denise Park of the University of Texas:
It seems it is not enough just to get out and do something—it is important to get out and do something that is unfamiliar and mentally challenging, and that provides broad stimulation mentally and socially. When you are inside your comfort zone you may be outside of the enhancement zone.