Using Tools in Art and Math

Using Tools in Art and Math

Recently, I was chatting with a 7-year-old I know pretty well. I asked her about school, and she quickly started telling me about her current math work, complete with eye rolls and boredom. I decided to change the subject a little. “I know you like to tell me about...
Puzzling Through Making Fraction Sets

Puzzling Through Making Fraction Sets

Last year I volunteered in a third grade class. The school mainly uses Investigations 3. During a visit last spring, the class was working on the second session of the fractions unit. I was excited to find out about the students’ beginning understandings of fractions....
“What Was Thomas Thinking?”

“What Was Thomas Thinking?”

I often think about a lesson, captured on video some years ago. Liz, a fifth-grade teacher, gave her students two-digit multiplication problems—12 × 29 and 36 × 17— and asked them to come up with strategies other than the conventional algorithm to perform the...
¡Gracias, Myriam, y Hasta Luego!

¡Gracias, Myriam, y Hasta Luego!

Our colleague, Myriam Steinback, is heading off on a new adventure. Her departure, after 21 years directing Investigations Workshops, gives us the opportunity to reflect on her work and contributions. Investigations professional development provides opportunities for...