Use a double 10-frame to play a game and represent adding three single-digit numbers. Warm up with a Mystery Math Mistake to decompose teen numbers. Use a double 10-frame to represent adding three ...

Join Mrs. Gray for a subtraction word problem with Porfessor Barble! Next we are going to take word problems to a new level with putting together/taking apart with both addends unknown. I wonder if ...

It has been long thought that one of the characteristics that makes humans unique is our ability to learn and manipulate symbols for communication. However, this notion is starting to slowly unravel.

Math scores in the U.S. have been so bad for so long that teachers could be forgiven for trying anything to improve them. Unfortunately, many of the strategies they’re using could be making things ...