Free for 15 more days
Explores Electricity From The Power Plant To Your Home, To How It Is Made, Circuits, How We Use Electricity, And The Effects Our Changing World And Weather Have On How It Works.
Free for 2 more days
Talks about the difference between hot and cold and introduces students to instruments that measure temperature, such as a thermometer. It also introduces the terms Fahrenheit and Celcius and what the boiling point and freezing point are.