Tuesday, September 28, 2010

Scientific experiments for Children


Image : http://www.flickr.com


In science high school was always one of my favorite subjects. I was one of those students are bullying the teacher with questions about why things happen. When I was cleaning some of my things last week, I found a collection of my science experiments for children. If you are no longer really helps me, I decided to post a few here.

So here are some of my science experiments for children

Baking soda and vinegar rocket

Equipment -


CookingSoda


Vinegar


A one-liter bottle


Method -


Fill the bottle with about an inch of vinegar


Fill a bag of baking soda and loosely seal


Place the bag in bottle


Put the lid on the bottle


Shake for 5-10 seconds


Launching and running!



Baking soda Volcano

Equipment -


6 cups flour


2cups of salt


4 tablespoons olive oil


plastic soda bottle


A deep dish


Hot water


Red dye


Detergent


2 tablespoons baking soda


Vinegar


Method -


Mix 6 cups flour, 2 cups salt, 4 tablespoons oil and 2 cups water to a smooth and solid for


Place the bottle in the pot and mold the mixtureshaped volcano. Cover the hole or something like that could


Fill the bottle about 2 / 3 of the way with hot water, which has red dye.


Add 6 drops of detergent in the bottle


Add 2 tablespoons baking soda


Slowly pour vinegar into the volcano


Watch



Invisible Ink

Equipment -


Baking soda


Paper


Water


Brush or swab


Method


Mix equal parts of baking soda and water


Using the paintbrush, write a message on paper, using the mixture


Allow time to dry


Hold the paper around something warm (like a light bulb) to change the ink visible

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