# Tag Archives: arithmetic

### Equations vs. Expressions

They sound alike. The look alike. But what is the difference between equations and expressions? And does it even matter? Continue Reading →

### Some Ways to Tell When a Math Problem is Wrong

Sometimes it’s easier to see when a math problem is wrong than to see when it’s right. Here are some examples. Continue Reading →

### Variations on the Number 4

Here are some variations on the number 4. Some are nice, some are a little freaky. Continue Reading →

### Variations on the Number 3

Have you seen these variations on the number 3? There’re also a few facts about three! Continue Reading →

### Variations on the Number 2

Here are some variations on the number 2, as well as a few facts. Continue Reading →

### Variations on Numbers

Do you practice fact families with your children? How about variations on different numbers? This is the first in a video series showing variations on numbers. Check it out! Continue Reading →

### Twinkle Twinkle Little Star Math Song

Do you sing Twinkle Twinkle Little Star to your kids? Try this math song with the same tune! Continue Reading →

### Multiplication Facts – Sevens

There’s a funny little pattern in the times tables for sevens. Check it out! Continue Reading →

### Math iPad App Numerosity Launches!

The latest and coolest in math games helps kids practice order of operations and other algebra plays. Continue Reading →

### Distributive Property Gets Destroyed by the Lattice Method

Tricks to do math are only useful if used by their creator. Do your best to refrain from giving tricks to students. Continue Reading →