How much does this cost to the nearest dollar?

Experiment with 1 Pound of Diaper Polymer Science, Also Great for Making Slime
Science Gone Fun brand Educational Products, Kids think your are magic... Great motivation for study water cycle and evaporation. This activity is designed to serve as an introduction to polymer chemistry. You’ll be using the material inside of a baby’s diaper! Have your child add 1cup (8 ounce) of water at a time to 1 scoop (including) of powder and watch what happens. Then add other cup (8 ounce) of water,You can also add food coloring if desired. As the powder absorbs water, it becomes bigger and bigger and turns into a gel. A scoop of this material can often absorb over 200 drops of water. That's how the baby’s bottom stays dry! This

Price is $19.00
Price: $18.99