Joanne Tegethoff teaches algebra. Never mind that her students carry Disney princess and Thomas the Tank Engine backpacks and have the alphabet taped on their desks. The Montgomery County first-graders one recent afternoon were learning to write "number sentences" to help Lucy Ladybug. "Lucy wakes... -
Elementary Math Grows Exponentially Tougher
Joanne Tegethoff teaches algebra. Never mind that her students carry Disney princess and Thomas the Tank Engine backpacks and have the alphabet taped on their desks. The Montgomery County first-graders one recent afternoon were learning to write "number sentences" to help Lucy Ladybug. "Lucy wakes...-
By Maria Glod