Incoming Resources
- Tractor Mac teamwork, written and illustrated by Billy Steers
- Charlie rides, planes, trains, bikes & more!, Bob Bianchini
- Twinkle, twinkle, little car, written by Kate Dopirak ; illustrated by Mary Peterson
- Tractor Mac worth the wait, written and illustrated by Billy Steers
- Mighty Tug, written by Alyssa Satin Capucilli ; illustrated by David Mottram
- The little school bus, Margery Cuyler ; illustrated by Bob Kolar