The intersection of mathematics education and history is a special place for Ken Clements and Nerida Ellerton. That’s where they found new insight into a teenage Abraham Lincoln’s arithmetic skills, and it’s where they found each other.
The intersection of mathematics education and history is a special place for Ken Clements and Nerida Ellerton. That’s where they found new insight into a teenage Abraham Lincoln’s arithmetic skills, and it’s where they found each other.