Segue Institute for Learning teacher Cassandra Santiago introduces a lesson on word problems to her first graders one spring afternoon. Credit: Phillip Keith for The Hechinger Report The Hechinger ...
A high school student is tutored in algebra. Tutors and teachers report that more students struggled in the course this academic year. Credit: Sarah L. Voisin/The Washington Post via Getty Images The ...
"Even the +, −, =, and x signs we take for granted only came into widespread use in the 17th century. Which means that the earlier algebraists we know of … all had expressed their equations mostly in ...
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