Toby, the Terrific and Talented T-Rex FEELS a lot of things very much. As Toby and his mother explore the world, he discovers that just don't feel very good. In fact, they can be scary. Toby is comforted by his mother and learns that he can take breaks to calm his body. Exploration and adventures are fun, and you set your own pace. That's okay because SOMETIMES THE WORLD CAN FEEL LIKE TOO MUCH! In specific populations, the prevalence is estimated to be as high as 80% to 100% and includes children with autism spectrum disorder, or who have a history of prematurity, fetal alcohol syndrome, or Down syndrome, just to name a few.