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Readers Respond: Best Science Fair Project Idea

Responses: 46

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what liquids evaporate faster?

what liquids evaporate faster? Get 6 cups, then pour soda (any), orange juice without pulp, water, lemonade and salt water. which one evaporates fastest or the slowest i won first place for my class but someone else won for 4th grade which was when i did this project but mine was way better.
—Guest erilynn

black teeth

Fill a glass with some coke, put a teeth that fall out or ur baby teeth in that glass of coke and watch it turn fullyyyyyyy black by 3 days!!!
—Guest Badr

do all objects fall at the same speed

Get a book and a pen. Measure them with a timer. Drop them one at a time. All objects fall at the same speed unless the object is light, bendable, and flat.
—Guest fuzzball

diapers

get a regular diaper and an old fashion diaper and see which one absorbs more liquid very fun!!
—Guest cutiepie

Tootsie Pop

How many licks does it really take to get to the center of a tootsie pop?
—Guest Nancy

INDOOR OUTDOOR

buy two plants put one outside and one inside make sure u take the temperature and see which grows faster
—Guest JENNY

plants in soda

get plants and soda and water and see which one grows the fastest
—Guest guest kevin moe

eggs

i was thinking about doing a science fair project on eggs like a big egg and a small egg wich one would drop the fastest
—Guest constance bentley

The stroop effectt !

So basicially take a 8 cards and on 4 of them write colors (red,blue,green,yellow,etc) in the same color ink then on the other 4 write the same thing but in different color ink and see if people get mixed up while reading.
—Guest itsmecicii!

ROCKET SHOOTING!

You use baking soda and vinegar to mix up some chemicals. You make a rocket out if the battery container or a little plastic cup with a lid. Then you make the wings and tail for you rocket. Make 3 rockets. One with a long wing and tail. The next with a medium size tail and wing. And the last short tails and wings. Finally add the baking soda and vinegar. Record which one flies the highest. That is a AWESOME project!! ;)
—Guest Furball

Temp

If I left a dirty penny I found on the road in a glass of Coca Cola overnight, the next day will it be shiny?
—Guest Black Wolf

Parachute Man!

In 6th grade, I dropped a parachute man at different angles. First, I dropped it normally, then I taped it to the side. I got first place!!!!!!!
—Guest Annie

Water

Have a bunch of glasses filled with water and put the same object in each one. Add different amounts of salt to each glass.
—Guest Mochacoca567

AMOUNT OF LAUNDRY DETERGENT

Does it matter how much laundry detergent you use? YES IT DOES! IT CHANGES BECAUSE OF THE DIFFERENCE IS DO YOU EVER SPILL ANYTHING ON YOUR CLOTHING AND SOMETIMES YOU WASH IT BUT IT DOESN'T CHANGE. WHAT DO YOU DO? WELL SOMETIMES YOU MIGHT PUT BLEACH BUT SOME PEOPLE TRY TO BE SAFE AND PUT EXTRA DETERGENT
—Guest aujanae

awesome idea

k here's an awesome idea. Do sleeping habits affect how much you eat? See if that will work, hope so.
—Guest anon

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