Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hello, lovely learners. My name's Miss White and I'm so excited to teach you today. For this lesson you ...

Addition involves finding the total of two or more numbers or amounts. There are different things you can use to help you add. You can use number lines, place value charts and place value counters.

An alternating treatments design was used to compare the effects of baseline, interspersed brief problems, and interspersed brief problems plus token reinforcement on students' endurance while ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Good morning friends. My name's Miss White and I'm so excited that you've joined me so that we can ...