Question: what are good slime activators?
Answer: BORAX POWDER. Borax powder is the most widely known of the slime activators and contains borax or sodium tetraborate. ... 
SALINE SOLUTION. This is our number one favorite on the slime activator list because it makes an awesome stretchy slime. ... 
LIQUID STARCH. ... 
EYE DROPS OR EYE WASH.