Chapter 1 of 4
Understanding Graph Keys
What if one little picture could stand for more than one thing?
A graph shows 3 stars next to "Books Read." Does that mean exactly 3 books — or could it mean something else entirely?
Chapter 1 of 4
What if one little picture could stand for more than one thing?
A graph shows 3 stars next to "Books Read." Does that mean exactly 3 books — or could it mean something else entirely?