Call me crazy but... If technology gets to the point where Space Shuttle flights are as common as airplane flights, I will be the first to buy a ticket just to see the Earth from space and experience zero gravity.
The Earth at Night - Nothing demonstrates population and wealth like the warm glow of cheap electricity from space. Also, check out the Russian equivalent of manifest destiny...not quite as comprehensive as the American version, but then California is a lot nicer than Siberia.
Does your preschooler ask you big questions about the world around them? When my 3 year old wanted to know 'what makes night', I answered her with this simple pre-k science activity, featuring the sun and the Earth. | Space | STEM | STEAM | Science for Preschool | Early Childhood Education