Vampire Slime

Shine a light through this green slime and it turns a blood red color.

Comes with complete instructions and explanation of the science behind the fun.

Demo Pack includes:  1oz. Vampire polyvinyl alcohol, 1oz. sodium tetraborate, 1 portion cup, 1 craft stick 

Study Group Pack includes:  4 1-oz Vampire polyvinyl alcohol, 4 1-oz sodium tetraborate 4 potion cups, 4 craft sticks 

Classroom Pack includes:  1 quart Vampire polyvinyl alcohol, 4 1-oz. sodium tetraborate, 32 portion cups, 32 craft sticks 

School Pack includes:  4 quarts Vampire polyvinyl alcohol, 16 oz. sodium tetraborate, 128 portion cups, 128 craft sticks