Max explains and demonstrates his interpretation of the equal symbol by saying, “This (the equal symbol)…is telling you the answer.”
What does:
1 + 7 = ___ + 6
have to do with:
3x + 9 = 5x + 5
…and why are first graders arguing with each other over the meaning of the equal symbol? Continue reading A rich student-to-student discussion by first graders on the meaning of the equal symbol.
Young mathematicians need to be able to “Construct viable arguments and critique the reasoning of others”, according to the National Council of Teachers of Mathematics. This philosophy aligns with LREI’s progressive educational goals of placing an emphasis on student voice, and creating a classroom culture of engaging student-to-student discussions. Students take on the role of leaders who believe that they can actively defend their own mathematical ideas, and help shape the ideas of their colleagues in a supportive, nurturing environment. Continue reading Student-to-Student Mathematical Discussion in the Classroom
