When turned upside down, this tube's colorful viscous liquid takes about ten minutes to slowly flow through a large opening in the sealed plastic container. Much can be observed: liquid flowing downward, bubbles (air) flowing upward, liquid sticking to the top and dropping as streamers, etc. Good viscosity demo for your science table. Colors may vary.
CAN YOUR STUDENTS EXPLAIN THIS? Cover the outside of a soother and start it rolling down an incline. It takes several minutes! Why?
Read more on our Blog - The "Magic" of the Soother Ooze Tube
Download the MSDS of this product.