Milk by the gallon
Milk has been on sale at our local gas station/convenience store. Griffin and I walked up there the other day to buy some milk. Two percent milk for the kids and me; skim for Mommy. Me: Griff, the milk we just bought was $5.50 for two gallons. How much was each...
The meanings of division
I was talking with Griffin one day when he was in third grade. Me: Do you know what $latex 12\div 2$ is?Griffin (8 years old): 6Me: How do you know that's right?G: 2 times 6 is 12. Me: What about $latex 26 \div 2$?G: 13Me: How do you know...
Days to Christmas: Place value follow up
In yesterday's post, I told of the Christmas Countdown cube calendar, and of how Tabitha (6 years old) changed my 06 days to 6 days by removing the leading zero. I challenged readers to consider her reasons for this. Of course I asked her. I showed her the...
Days until Christmas
Each day, Griffin (9 years old) has taken great joy in setting the Countdown to Christmas cube calendar the kids recently received from my father and stepmother. On Thursday, I was doing my end-of-semester grading from home and noticed after he had left that he had...