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What are some cool science fair experiments?

Updated: 8/17/2019
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14y ago

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 You could try experimenting how plants react to different substances in their water, you could test which household chemicals clean rust the best, test which compounds are best for warding off moss that grows in pools. hope that helped

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Q: What are some cool science fair experiments?
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*Old awnser on bottom*ok. i have some stuff to say to you. first of all, you shouldet b doing a science fair project that nerdy. if you r gonig to do a science fair project, you should do if on something cool or cute, like puppies. also, if you are doing a projct that nerdy, you must be nerdy. some advice.for a boy for a girlGET COOL get your nails painted get blonde highlightsbe snobbywear clothes that r IN STYLE!!!!11 ---- NEW AWNSEROkay a cool desgin would be, you could paint some water on to a back board and [ if the wrd hydrophonic means what i think it does] paint some plants coming out of it it could look cool ! There you go, Knowitall456123 ---- Old awnser unedited ok. i have some stuff to say to you. first of all, you shouldet b doing a science fair project that nerdy. if you r gonig to do a science fair project, you should do if on something cool or cute, like puppies. also, if you are doing a projct that nerdy, you must be nerdy. some advice.for a boy for a girlGET COOL get your nails painted get blonde highlightsbe snobbywear clothes that r IN STYLE!!!!11