grows to 600 times the original size
Can be dried and used over and over

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2 inch
Height : 0.3 inch
Length : 3.6 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B0061C8M2O

Product Description

Collectible Magic Growing Thing..All you need is water! Grows to 600% of the original mini Size!! Grow your own Grey Matter! The fun never ends... You can Grow it again and again! Simply place the toy in water and watch it grow over the next few days. To shrink your toy simply remove it from the water and allow it to dry. Ages 5 and up. Review our vast selection of growing things! Collect them All! Growing animals and other things (brains, princes, etc) that are made to increase in size in water are made up of two polymers. One is poly(vinyl acetate) which keeps the original proportions and shape of the item or creature and the other polymer is polyacrylamide which is the super absorbent polymer. The growing creatures have many teaching applications in science and math, including graphing, drawing conclusions, and measurement using linear, mass and volume.