Nothing...except these 3 important things.
https://www.matsudamath.com/
https://www.facebook.com/MatsudaMath
https://twitter.com/matsuda_math
https://instagram.com/deninematsuda/
https://www.teacherspayteachers.com/Store/Denine-Matsuda
0:00 Start
2:14 Causes Math Anxiety
3:11 Speed Doesn't Mean Success
4:34 Gives Very Little Information
5:26 How to Assess Math Facts
#deninematsuda #matsudamath
