Which fits where? A three-dimensional challenge
Each solid fits in at least one cutout, and each cutout fits at least one solid. Which is which and how do they fit?
Which fits where? A three-dimensional challenge
Geometry
Angles, polygons, spirals, and circles.
In Defense of the Diamond
In Defense of the Diamond
Do children need to say "rhombus" instead of "diamond"?
Talking Shapes with Kids
Talking Shapes with Kids
I have been spending time talking with kindergarteners, first and second graders in schools about my shapes book (coming from Stenhouse, Spring 2016). Many more school visits are ahead of me. I have written up some reflections for a more teacher-ish audience than...
Building a better shapes book [Which One Doesn’t Belong?]
Building a better shapes book [Which One Doesn’t Belong?]
IMPORTANT NOTE: The moment alluded to below has arrived! Which One Doesn't Belong? is now available from Stenhouse as a student book (awesome for home reading, too!) and a teacher guide. As a result, I have removed all links to the version I was...
Fun with tiles
Fun with tiles
It is no secret that one of my proudest achievements is creating a lovely space on Twitter where people share stories of children's math talk. Come read along on the #tmwyk hashtag. That's where I came across this tutorial-in-photos. I decided to make myself some....
Our month of math in March is nearing an end
Our month of math in March is nearing an end
Week 4 of March Mathness is up on the Tiggly blog. This week:...
Does the Earth have an end?
Does the Earth have an end?
Talking Math with Other People's Kids Month continues... A while back, Rafranz Davis reported a conversation on her blog. She writes frequently about the adventures she has with her nephew Braeden. I asked, and she gave me permission to remix a conversation she and...