You can use either.
Yes, "Mod Podge" is water based and can be removed/washed out with soap and water.
Yes, it will.
Yes it does.
Mod podge is a thick glue that can stick many different materials and also act as a sealant over photos etc.
Perhaps you mean modge podge?
5 - 3 dollars
yes you can make your own modge podge 3 parts white glue and one part water add 2 tbs of varnish for shine
Five years. Or forever if you put on a water sealant like Mod Podge or Drip Free!
I use glossy mod podge as a sealer
Yes, it usually will.
The cast of Mod Podge Crafts with Cathie and Steve - 2012 includes: Cathie Filian as Host Steven Piacenza as Host