Sue O'Connell June 6, 2017 9:05 pm Teaching Math With Blocks Could an Irish school teacher’s innovation unlock the math potential of your child? Franz Schlindwein, creator of the Izak9 interactive teaching system, joins Sue O’Connell. US & World Videos 3:41 Cool air to linger over Boston into the weekend 2:28 Karen Read trial continues, jurors visit crime scene 2:44 Karen Read trial Day 4: Jurors to visit crime scene 1:30 Bruins lose Game 6 in Toronto 4:28 State Department apologizes to family of man imprisoned last year in Turks and Caicos