Can you solve this?
Find the value of the shapes. Solve for each shape value. This puzzle is appropriate for grade 3 and up. Comment with your solutions or questions! Originally published on the Matholia newsletter. The solution will be coming soon!
Bar Modelling For Two Types of Division
Many people aren’t aware that there are two different types of division. Even if you search the web, only one type mostly comes up. It’s the type we learn first: that when we share one quantity, we split it into equal parts. This is partitive division, or dividing a quantity into parts. When we divide […]
What is more important than the right answer in primary mathematics?
“There is no right or wrong in mathematics:” a quote from a memoir by the daughter of Fischer Black, a famed US mathematician, that she remembers him saying often. What does that mean? When we learn how numbers work, we can do so in one of several ways. The way many of us have been […]
Now Blogging on Matholia!
As of October 2018, I am publishing periodic blog posts and problems on Matholia.com, home of an interactive Singapore Math-based curriculum and web-based tools. Follow the posts here, and subscribe to the Matholia Loop emails, with free problems, here.
Multiplication and Division Pattern Sheets from Eureka / Engage NY
Based on the need of many older students to improve their multiplication and division fluency, I’ve compiled a set of pattern sheets from the fluency resources available in Eureka Math. These are different from random practice sheets because they are designed for students to recognize patterns and use previous facts to help them solve later […]
Mathitudes a.k.a Fixed vs. Growth Mindset in Math
Ever since I heard this story, I’ve been working to change my communication with children about what is important. I think this comic says it better than my soapbox speeches. And you can substitute anything else for math, but I chose math because I hear that all the time. *If you’re stuck on helping your child […]
Math Doubles and Squares Fun Time
If you teach math, or want to enrich your children’s understanding of numbers, here is a set of activities that children will enjoy while learning a lot. You may have heard about Multiple Intelligence Theory. One thing it tells us is that we evolved to have intelligence not only in verbal and mathematical learning, which […]
Independent Common Core Math Curriculum Reviews
I’m pleased to report that an independent non-profit organization, EdReports.org, is reviewing new Common Core math curricula. I sometimes get asked about my opinion about the different options, but it’s hard to respond when there are so many new materials that I haven’t seen, and I am only one person. While the reviews don’t address […]
Getcher Epic Pi Day T-shirt Here!
Hot off the presses, a new design is available to celebrate Pi Day 2015! Order soon to get yours in time, or order yours later to commemorate the fact you were there. They could also make great prizes for Pi Day celebrations, drawings, or math fairs! Shirts in many colors, mugs, hats, even baby-wear and […]
New Eureka Math Books Available
Yesterday, an exciting package came in the mail: the first two published modules of the Common Core math curriculum for Grade 2, complete with my name on the inside! Even though it was only listed for Grade 2 (I’m writing on the Grade 5 team too), it was nice to see my name on another […]