Ask . Cobblestone Publishing Company. Sin cargos: (800) 821-0115. www.cobblestonepub.com. ( grados 2-4 )
ChickaDEE . Bayard Canada. Sin cargos: (800) 551-6957. www.owlkids.com/chickadee/. ( preescolar al grado 4 )
Click . Cricket Magazine Group. Sin cargos: (800) 821-0115. www.cricketmag.com. ( grados 1-3 )
Dig . Cobblestone Publishing Company. Sin cargos: (800) 821-0115. www.cobblestonepub.com. ( grados 4 en adelante )
Dolphin Log . Cousteau Society. Sin cargos: (800) 441-4395. www.dolphinlog.org. ( grados 2 en adelante )
Kids Discover . (212)-677-4457. www.kidsdiscover.com. ( grados K en adelante )
Muse . Cricket Magazine Group. Sin cargos: (800) 821-0115. www.musemag.com. ( grados 3 en adelante )
National Geographic Kids . National Geographic Society. Sin cargos: (800) 647-5463. www.nationalgeographic.com. ( grados 3-5 )
Odyssey . Cobblestone Publishing Company. Sin cargos: (800) 821-0115. www.cobblestonepub.com. ( grados 4 en adelante )
OWL . Bayard Canada. Sin cargos: (800) 551-6957. www.owlkids.com/owl/. ( grados 3-5 )
Ranger Rick . National Wildlife Federation. Sin cargos: (800) 611-1599. www.nwf.org. ( grados 1-5 )
Your Big Backyard . National Wildlife Federation. Sin cargos: (800) 611-1599. www.nwf.org. ( preescolar al grado 1 )
WonderScience . American Chemical Society. Sin cargos: (800) 227-5558. www.chemistry.org. ( grados 4 en adelante )
Zoobooks . Wildlife Education. Sin cargos: (800) 992-5034. www.zoobooks.com. ( grados K en adelante )