The small boy carefully squirted some undiluted spirit vinegar (acetic acid), rather than watered down vinegar we used in cleaning coins, onto the top of the coin. With just a little water, you'll be able to create a fun toy that'll give you endless entertainment.

We are also including a few extra packets with every purchase to ensure there is always enough material in each kit. Using the Bouncing Ball Class Kit, students can develop models to describe the atomic composition of simple molecules and their structures or properties. The included glitter and colored compounds let you customize your new toy—you can even make a glow-in-the-dark ball! The mad scientists behind Crazy Aaron's Thinking Putty have created PermaPutty, a new formula that combines with the included activator compound to transform into a permanent bouncy ball in just ten minutes!I wasn’t sure why my ball didn’t come out as a fully formed circle but instead, one with an ever so slightly flat end, but so did little mans.

Little man who has Aspergers Syndrome and has many sensory processing difficulties including tactile defensiveness actually really liked the way they felt before being washed and I actually found myself having to beg it off him just to rinse it off.Easy And fun to make My 7 year old daughter bought this with her pocket money and couldn’t wait to get home and make some bouncy balls, with the help of her 10 year old brother it kept them entertained for a couple of hours experimenting with ways to make the balls.