Extra Grid Square Appears from Nowhere
This brain teaser needs scissors! After cutting out the grid and then rearranging the pieces, you find that you have one more square than you started with. How can this be?
All ages will be puzzled by this one, but we suggest giving it to teenagers to test maths, logical reasoning, and deduction. If sufficient thought and investigation are applied to this printable brain teaser, they’ll eventually work out how an extra square seems to appear from nowhere magically.