Seattle airport is relatively small compared to other airports. But still it could be confusing for anyone new coming to Sea-Tac airport for a visit. The following is a list of useful links for the airport, these are especially useful for parents to print out before they visit Seattle.
detail maps for the Seattle Airport:
SeaTac Airport Lower Level Bagage Claim
Shows where the baggages are for different airlines
Main Terminal and Ticketing
Train System Map
Shows trains through different concourses
SeaTac South Satellite Airlines
This includes Delta airline
By the way, the seatac airport parking rate is $3/hour for the general parking.