Lots of things come in an order, like things that happen during your day or the pages in a book. But what order should you say your numbers and how can you tell which number is bigger or smaller?

Join Mrs. McCartney for a comparison word problem with her friend Professor Barble. Join Mrs. McCartney for a comparison word problem with her friend Professor Barble. Next, get ready to order 3-digit ...

Find a Mystery Math Mistake. Build number towers. Put the towers in order from 1 to 10. Count birds to tell if Dotson made a Mystery Math Mistake when representing the number of birds using a 10-frame ...

Scarlett Howard has received funding from the Australian Research Council and Air Force Office of Scientific Research. Adrian Dyer receives funding from the Alexander von Humboldt Foundation, the Air ...