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Perimeter and Area of Mommy’s Necklace
Another Count 10, Read 10 activity! This time an opportunity to talk area and perimeter using your necklace.
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Mathematician Parent: John Golden
Another story of math and parenting. Dr. John Golden, professor and author of Math Hombre, talks about his family’s thoughts and feelings on math.
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Cuisenaire Rods
This is the first in the Cuisenaire Rods series. Video showing how to engage kids in learning coordinate pairs by tapping into their creativity.
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![[50 Word Friday] A Boy Wonders About Math and His World](http://mathfour.com/wp-content/uploads/2026/01/image-137.png)
[50 Word Friday] A Boy Wonders About Math and His World
Inspired by a friend at work, this 50 word mini-article is a brief comparison of two irrational numbers – and the wonderment that they SHOULD be rational. Even whole!
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Count 10 Read 10: Random Number Game
Part of the Count 10 Read 10 series, this bedtime game can also be played in the car, at the grocery store and at the doctor’s office. It needs no equipment and can be played with 2-100 players.
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Frustrations with IXL Math – A Review
IXL Math Practice HAD some issues. But they’ve shown they’re focused on improving – putting them on my highly recommended list!
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How to Teach Subitizing: 1 – 4
Some thoughts on learning and teaching subitizing. Including 17 downloadable 4×6 flashcards that you can use to teach your child to subitize – assess the quantity without counting!
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Mathematician Parent: Caroline Mukisa
Another math parent shares how she plays, teaches and talks with her kids. Meet Caroline, the mastermind behind Maths Insider.
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Order of Operations Explained: Addition, Subtraction and Conclusions
The Order of Operations series comes to a conclusion with a discussion of addition, subtraction and how textbooks often disagree!
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![[50 Word Friday] A Vicious Cycle](http://mathfour.com/wp-content/uploads/2026/01/image-124.png)
[50 Word Friday] A Vicious Cycle
The 50 word mini-article series continues. This time it’s a dialog over time. And a statement of what’s happening today.
About MathFour.com
I’m Bon Crowder and the photos above are both of me – in 1989 and today. I’m a Generation X mom of Generation Z kids. I began peer tutoring in high school in 1984.
MathFour.com is the “today” version of me helping peers be comfortable in math. If you’re a Gen-X parent, you’re in the right place!
Wanna connect? Give me a call at 713-557-8048.