Materials cover various ways of transportation and what they can be used for. For preschool to 1st grade.

Books
Trains by Gail Gibbons
On the Move Machines at Work by Henry Arthur Pluckrose
Airplanes by Darlene Stille
Cars  by James Flammang
Trucks, Trucks, Trucks by Peter Sís
On the Go by Ann Morris
Trains

Book & Cassette
Round Trip by Ann Jonas

Realia
Terrific Topics: Transportation by Danielle Schultz
Plane Puzzle
Fire Truck Puzzle
Transportation Flash Cards
Things That Go Booklist