Today's lesson is a science lesson for our first grade learners but all learners are welcome to join us. I want to introduce you to one of my good friends who's also a great learner when it comes ...

Use “tens” and “ones” to explain the meaning of a two-digit number ... check out our first grade math tips page. TODAY's Parenting Guides were developed by NBC News Learn with the ...

Students understand how our ears work as well as how sound comes from vibrations. In this lesson, students understand how our ears work to let us hear sound as well as how sound comes from ...