[bright music] - Hello, my name is Ms. Tahese. I'm a first grade teacher and today I'm going to show you two strategies that we can use when we're adding numbers or subtracting numbers within the ...

Practice adding and subtracting within 20 using a Double 10-frame & number line. Represent a teen number using a number bond to solve a Mystery Math Mistake. Use Notice and Wonder with a marble game ...

Adding page numbers to Word documents is a great way to better organize them as they grow longer, and especially if you print it all out. What if you dropped all that paperwork and it went out of ...