Egg shell and vinegar!

1. crack an egg and take the shell and put it on a paper towel. P.S. do not boil the egg.
2. fill a cup up with vinegar to the top.
3. put the egg shell in the vinegar.
4. in 2-7 days the egg shell will have got floppy or disappeared

Next week science experiment will blow your mind                                                                   

My super hero name is technology the terrific. My super power is make sure people get permission to post pictures and words so that way it is not mean or hurts the other person in any way.