To put things in a series or order, especially based on some characteristic or attribute.
Seriating is like putting things in a line. It's like making a list of things in a certain order.
Examples:
I am seriating my toys by color.
She is seriating her books by size.
They are seriating the fruits by type.
We are seriating the animals by how fast they can run.
He is seriating the cars by their age.
You are seriating the candies by flavor!