If you move now, you could finish your children's holiday shopping before Thanksgiving -- sans traffic and long cashier lines -- all done from a favorite chair. Herewith, some special children's catalogues (free and for a price) you can send for:

The Kids Warehouse, Brownell Hollow Road, Eagle Bridge, N.Y. 12057. Two enterpising mothers have stocked this catalogue with clothes, such as reinforced jeans and overalls, tough enough to be willed to other siblings or friends. (Free).

The Enchanted Doll House, Manchester Center, Vt. 05255. A vast assortment of dolls, dollhouses and miniatures. ($2).

UNICEF (UNICEF Information Service), 110 Maryland Ave. NE, Washington, D.C. 20002, or call 547-1721. International themes pervade an intriguing assortment of folktales, records, crafts, games and puzzles from around the world. (Free).

Community Playthings, Rifton, N.Y. 12471. An abundance of sturdy toys, climbing sets, furniture, wagons, including a good selection of equipment for handicapped children. (50 cents).

Go Fly A Kite, 1434 Third Ave., New York, N.y. 10028. Plain and fancy kites of all sizes and shapes, to double as wall hangings. ($2).

DLM Catalog , 7440 Natchez Ave., Niles, Ill. 60648. Includes a tempting array of developmental learning materials for preschoolers for $5 or less. (Free).

The Smithsonian Catalogue, Box 2456, Washington, D.C. 20013. A museum in itself, with a wide selection of enriching make-it-yourself kits, as well as museum replicas like the huggable, stuffed Stegosaurus. (Free, with reduced prices for members.)

The Mountain Craft Shop, American Ridge Road, Rte. 1, New Martinsville, W. Va. 26155. Includes 142 handmade, American folk toys; many puzzles, games and tricks are under $4. (Free).

Children's Book And Music Center, 2500 Santa Monica Blvd., Santa Monica, Calif. 90404. Geared to helping preschoolers learn to deal with the world around them through song, stories and movement. (Free).