Why is the sky dark at night? You might think the answer is obvious - the sun isn't up! But the only reason the sky looks blue during the day is that sunlight scatters off of the atmosphere -...
Hi, my name is Shawn. I want to help you learn numbers. Let's count all the objects in my wagons. I have ONE(1) car. ONE(1) TWO(2) construction cones. ONE(1), TWO(2) THREE(3) drums. ONE(1), TWO(2),...