Jason Orendorff
March 30, 2013
220

A team of researchers spent a decade videotaping expert tutors teaching basic math to kids, one on one. They found some tutors are better than others—much better, as measured by both math tests and student motivation. And by studying the video, they learned why.

These slides accompanied a talk I gave at Nashville Code Co-op Talk Day, March 30, 2013. http://www.nashvillecode.org/events/2013-march/

March 30, 2013

## Transcript

1. 87
x 43
----
(dramatic reenactment)

2. 87
x 43
----
32
(dramatic reenactment)

3. 87
x 43
----
32
(dramatic reenactment)

4. 87
x 43
----
32
Possible causes of error:
(dramatic reenactment)

5. 87
x 43
----
32
Possible causes of error:
1. You multiplied the number in the
multiplicand by the number directly
beneath it in the multiplier, and you
wrote down the carried number, ignoring
the units number.
(dramatic reenactment)

tutoring
Jason Orendorff @jorendorff
Nashville Code Co-op
Talk Day, 30 March 2013

7. Mark Lepper
Stanford University
Maria Woolverton
Georgetown University
Medical Center

8. expert tutors are out there

9. expert tutors are out there
…and they have a plan

10. Math knowledge

11. Questions, not directions

13. Productive vs.
non-productive errors

14. Knowledge

15. Knowledge
Questions

16. Knowledge
Questions

17. Knowledge
Questions
Productive errors

18. Knowledge
Questions
Productive errors

19. Knowledge
Questions
Productive errors
the Socratic method

20. Knowledge
Questions
Productive errors
the Socratic method
Computers can’t do this yet :(

21. Rapport

22. Rapport
Warmth

23. Rapport
Warmth
Conﬁdence

24. Rapport
Warmth
Conﬁdence
Challenge

25. Rapport
Warmth
Conﬁdence
Challenge
Indirect feedback

26. Motivation

27. Knowledge
Questions