Mary Pope Osborne has written at least 223 books. Their most popular book is Dinosaurs Before Dark with 56 saves with an average rating of 3.87⭐.
They are best known for writing in the genres Fantasy, Adventure, and Science fiction.
#1 of 33 in Magic Tree House
1992 • 56 Readers • 68 pages • 3.9
#5 of 33 in Magic Tree House
1995 • 30 Readers • 82 pages • 3.9
#7 of 33 in Magic Tree House
1996 • 28 Readers • 82 pages • 4.1
#9 of 33 in Magic Tree House
1997 • 28 Readers • 80 pages • 4.2
1993 • 26 Readers • 4
#13 of 33 in Magic Tree House
1998 • 26 Readers • 74 pages • 4.3
1995 • 23 Readers • 4
1998 • 22 Readers • 70 pages • 4.1
#10 of 33 in Magic Tree House
1997 • 22 Readers • 98 pages • 4.1
#15 of 33 in Magic Tree House
1998 • 21 Readers • 73 pages • 4.4
#11 of 33 in Magic Tree House
1998 • 21 Readers • 96 pages • 4.4
1998 • 20 Readers • 68 pages • 4.3
#23 of 33 in Magic Tree House
2001 • 19 Readers • 71 pages • 3.8
19 Readers • 4
#24 of 33 in Magic Tree House
2001 • 19 Readers • 72 pages • 3.9
#22 of 33 in Magic Tree House
2000 • 18 Readers • 98 pages • 4
#19 of 33 in Magic Tree House
1999 • 17 Readers • 71 pages • 4.1
#26 of 33 in Magic Tree House
2002 • 17 Readers • 71 pages • 4.2
#20 of 33 in Magic Tree House
2000 • 17 Readers • 100 pages • 4.1
16 Readers • 3.9
#18 of 33 in Magic Tree House
1999 • 16 Readers • 100 pages • 3.8
#27 of 33 in Magic Tree House
2002 • 16 Readers • 73 pages • 3.9
#12 of 33 in Magic Tree House
1998 • 15 Readers • 71 pages • 4
2009 • 15 Readers • 144 pages • 4.2
#34 of 44 in La Cabane Magique
2008 • 14 Readers • 130 pages • 4.2
#28 of 44 in La Cabane Magique
2004 • 14 Readers • 130 pages • 3.7
#26 of 44 in La Cabane Magique
2004 • 13 Readers • 111 pages • 4
#24 of 44 in La Cabane Magique
2001 • 13 Readers • 128 pages • 4
#28 of 33 in Magic Tree House
2003 • 12 Readers • 96 pages • 3.6
#27 of 44 in La Cabane Magique
2004 • 11 Readers • 110 pages • 3.8
#25 of 33 in Magic Tree House
2002 • 11 Readers • 70 pages • 3.5
#36 of 44 in La Cabane Magique
2009 • 10 Readers • 128 pages • 4
#35 of 44 in La Cabane Magique
2008 • 10 Readers • 128 pages • 4
#30 of 44 in La Cabane Magique
2006 • 10 Readers • 111 pages • 3.8
#25 of 44 in La Cabane Magique
2003 • 10 Readers • 113 pages • 3.7
#32 of 44 in La Cabane Magique
2007 • 9 Readers • 121 pages • 3.7
#33 of 44 in La Cabane Magique
2007 • 9 Readers • 128 pages • 4
#29 of 44 in La Cabane Magique
2005 • 9 Readers • 130 pages • 4
2011 • 8 Readers • 3.3
2009 • 8 Readers • 3.3
2010 • 8 Readers • 4
2010 • 8 Readers • 3.5
7 Readers • 3.5
#41 of 44 in La Cabane Magique
2011 • 7 Readers • 130 pages • 3
6 Readers • 3.5
6 Readers • 3.5
#44 of 44 in La Cabane Magique
2013 • 6 Readers • 120 pages • 4
2016 • 5 Readers • 146 pages • 3
#49 of 44 in La Cabane Magique
2016 • 5 Readers • 128 pages • 3
#30 of 33 in Magic Tree House
2020 • 4 Readers • 130 pages
2011 • 4 Readers • 2 pages • 3.5
3 Readers • 3
3 Readers
1996 • 3 Readers
#3 of 6 in Tales from the Odyssey
2003 • 2 Readers • 4
2 Readers • 3
#18 of 12 in Magic Tree House Fact Tracker
2008 • 2 Readers • 128 pages • 5
#4 of 6 in Tales from the Odyssey
2003 • 2 Readers • 4.5
#1 of 1 in Magic Tree House Super Edition
2015 • 2 Readers • 192 pages • 3
2011 • 2 Readers • 5
#36 of 33 in Magic Tree House
2023 • 2 Readers • 113 pages • 5
2 Readers • 3
#25 of 44 in La Cabane Magique
2003 • 2 Readers • 3.5
#5-6 of 6 in Tales from the Odyssey
2 Readers • 4
2000 • 2 Readers • 5
2 Readers
#1 of 6 in Tales from the Odyssey
2002 • 2 Readers • 112 pages • 4
1 Reader • 4
2000 • 1 Reader
1 Reader
2001 • 1 Reader
2002 • 1 Reader
1 Reader
1 Reader
#4-6 of 6 in Tales from the Odyssey
2012 • 1 Reader • 4
1 Reader
2001 • 1 Reader
1998 • 1 Reader • 100 pages
1 Reader • 4
1 Reader • 4
