Strange Flame, part 2
Number: 0141 Anonymous: Link to Part 1Sorry, but this content is reserved for subscribers only.The $20/year subscription helps cover the costs of producing new videos, writing curriculum units, site...
View ArticleA Cup of Cold
Anonymous: OK, picture this scene. You are a hungry teenager. There is a refrigerator full of food in front of you. You open the door and then start looking around for something that looks good to...
View ArticleScience Photo of the Day #839
This raven flies back and forth along the cliff behind our house all day long. Why does it fly beside the cliff instead of out in the fields?thumb: read more
View ArticleAir has Weight
Anonymous: This week's experiment comes from a question sent to me a homeschooling mom named Elaine. It is based on a "classic" experiment often seen in textbooks to show that air has weight. While it...
View ArticleDancing Raisins
Anonymous: This week's experiment is another old classic which is still a lot of fun. Now that I think of it, it seems that most of the science tricks I did as a kid have become OLD classics. You will...
View ArticleScience Photo of the Day #919
I weighed this bowl of water. If I stick my hand in the water, and weigh it again, will it weigh more? If so, how much more. If not, why not?thumb: read more
View ArticleScience Photo of the Day #920
We are expecting a hard freeze tonight. The water in our bird baths will probably have a layer of ice, if they don't freeze solid. If cold water sinks, why does the ice form at the top?thumb: read more
View ArticleScience Photo of the Day #945
I weighed this plastic, storage bag while it was empty. Then I opened it to fill it with air. Sealing the bag again, I put it back on the scale. Was its weight the same, more, or less? Why?thumb: read...
View ArticleScience Photo of the Day #946
The storage bag did not weigh more when it when it was filled with air, but when I blew up this balloon, its weight did increase. Why?thumb: read more
View ArticleDensity: Ice, Oil, and Water
Number: 0218 Anonymous: Sorry, but this content is reserved for subscribers only.The $20/year subscription helps cover the costs of producing new videos, writing curriculum units, site development,...
View Article
More Pages to Explore .....