Mix 1/2 cup cornstarch with 1/2 cup warm water
Stir until smooth
Add a few drops of food coloring if desired
Add 1–2 teaspoons more cornstarch if it’s too runny
Add 1–2 tablespoons more water if it’s too stiff
Knead gently until the texture feels right
Let it sit 5–10 minutes if needed, then knead again
Mix 1/2 cup hair conditioner with 1–2 tablespoons cornstarch
Stir until it thickens
Add more cornstarch a little at a time until it reaches slime consistency
Knead briefly to smooth it out
Combine 1/2 cup shaving cream with 1–2 teaspoons contact lens solution
Stir slowly until it starts to form
Add more contact lens solution a little at a time if needed
Knead gently to finish the texture
Mix 1 cup warm water with 1 tablespoon salt
Stir in 1–2 tablespoons cornstarch until thickened
Add more cornstarch in small amounts if needed
Knead until it becomes stretchy