The Norby Chronicles is a 4-book series with 4 primary works first released in 1983 with contributions by Janet Asimov and Isaac Asimov.
#1 of 5 in The Norby Chronicles
1983 • 130 pages
#2 of 5 in The Norby Chronicles
1984 • 1 Reader • 149 pages
#3 of 5 in The Norby Chronicles
1985 • 1 Reader • 171 pages • 5
#4 of 5 in The Norby Chronicles
1985 • 1 Reader • 163 pages