Crayola Silly Putty Original Bulk Set Bundle - by Crayola
About this deal
Scott, Sharon M. (2010). Toys and American culture: an encyclopedia. Santa Barbara, California: Greenwood. p.288. ISBN 978-0313347986.
U.S. Patent 2,541,851 – Process for making puttylike elastic plastic, siloxane derivative composition containing zinc hydroxide
When you buy it, it comes in a container that you can use to store it, but when you make your own, you have to come up with a way to store it. The good news is that all you need is an airtight container or plastic bag to store your DIY silly putty. It doesn’t store long term super well, but can last a few days. Are silly putty and therapy putty the same thing? a b c Roberts, Jacob (2015). "A Successful Failure". Distillations Magazine. 1 (2): 8–9 . Retrieved 21 February 2018. In 1961, Silly Putty went worldwide, becoming a hit in the Soviet Union and Europe. In 1968, it was taken into lunar orbit by the Apollo 8 astronauts. 
Note: I recommend that you start out with a smaller amount and add a little more until you get the color you (or, more likely) your children want. Don’t add a ton of food color at first, or you may end up with stained hands. To make this sensory putty recipe with your child at home, or with your class in school; just follow these simple instructions:
DIY silly putty is fun to make and provides endless hours of play and enjoyment! Learn how to make puttyusing just two simple household ingredients (neither of which is glue). Now, the dough will be ready to play with. Why not add other objects such as rice, oats, or sprinkles to the sensory putty? This will add an extra dimension and element of texture to your child’s sensory play. Challenge children to make a creation out of the putty, either in groups or individually. They’ll be able to explore their creative instincts whilst enjoying all the fun of a sensory play session at the same time!