Air Bubble
Fri, Nov 18, 2011Stuff paper in a cup. Turn the cup upside down. Submerge it. Does the paper get wet? more...
Stuff paper in a cup. Turn the cup upside down. Submerge it. Does the paper get wet? more...
Drop a grape into a balloon covered pvc pipe. Launch the grape. Where does it go? more...
Place object on sun-sensitive paper. Remove the object. Where did the paper fade? more...
Filter muddy water through a paper towel filter. What filters out and what remains? more...
Talk through a pipe, where one end is covered by a balloon. How do you sound? more...
Drop different kinds of objects on different surfaces? What kind of noises do they make? more...
Drop different objects off of a ledge at the playground. Which ones hit the ground first? more...
Go down a slide while riding a towel, door mat or sheet pan. What is it like to slide down? more...
Create several pulley systems to haul water-jugs. Which are easier or harder to use? more...
Suspend a cup with paint. Poke a hole in the cup, swing it and watch paint fly out. What does it look like? more...
Inflate a balloon. Tape it to a straw & thread it on an anchored string. Release balloon. Where does it fly? more...
Pressurize a 2L bottle. Pop the cork. What happens to the 2L bottle? more...
Drop balls. Double bounce balls. Where do they go when they bounce? more...
Bury parts of toys in a sand pit. Excavate toys and rebuild them. Can you mark quadrants and map your finds? more...
Inflate a balloon by mixing baking soda and vinegar. How does it behave compared to other balloons? more...
Pour liquids of varying density into a cup. Add objects of varying density. Where does everything settle? more...
Add drops of food coloring to a plate of milk. Add one drop of dish soap. How do the colors change? more...
Soak eggs in a solution of food coloring, vinegar and hot water. Do the eggs change color? more...
Dunk toys in cold water and ice water. Does anything change color? more...
Watch the clouds. Sketch them. How do they look? How do they change? more...
Add rubbing alchohol to a 2L bottle. Pressurize it. Uncork it. Can you see a cloud form? more...
Dig up dirt from under bushes and trees. What is the dirt made up of? more...
Place a paperclip on top of a paper plate. Drag a magnet around, under the plate. Does the paperclip move? more...
Mix cornstarch and water and play with it. Does it act like a liquid or solid? more...