Texture is something that we can feel and see at the same time. A tactile surface is visually appealing.
The artist who created this is encouraging and helping children with autism and other challenges to benefit from sensory experience.
How can you incorporate tactile opportunities in your art?
artificial
natural
coarse
fine
matte
dull
shiny
raised
bumpy
slippery
soft,
hard
slithery
fluffy
brilliant
crusty
sparkling