#1
1996 • 2 Readers • 2
#2
2001 • 1 Reader
#3
2019 • 1 Reader • 40 pages • 3
#4
1 Reader • 3
#5
#6
#9 of 10 in The Magic School Bus
1997 • 5 Readers • 52 pages • 3
#7
1 Reader • 3
#8
3 Readers • 3.7
#9
2016 • 1 Reader • 5
#10
1981 • 1 Reader • 2
#11
1990 • 1 Reader
#12
#13
1985 • 1 Reader • 3
#14
1 Reader
#15
2017 • 1 Reader • 24 pages • 3
#16
2007 • 1 Reader • 3
#17
#18
2016 • 1 Reader • 3
#19
2019 • 3 Readers • 224 pages • 5
#20
2020 • 4 Readers • 224 pages • 4
#21
17 Baby University
2013 • 4 Readers • 3.5
#22
17 Baby University
2014 • 1 Reader • 24 pages • 3
#23
#24
#1 of 6 in Freakonomics
2005 • 1,132 Readers • 320 pages • 3.8
#25
#26
1987 • 2 Readers • 276 pages • 4
#27
1935 • 1 Reader • 61 pages
#28
#29
14 Scientists in the Field
2013 • 1 Reader • 4
#30
1983 • 5 Readers • 503 pages • 4
#31
2012 • 10 Readers • 350 pages • 3.9
#32
2013 • 3 Readers • 37 pages • 4.3
#33
1 Our Natural World
2014 • 1 Reader • 32 pages • 3
#34
2012 • 135 Readers • 3.6
#35
1 Reader • 3
#36
2 Readers • 3.5
#37
2017 • 2 Readers • 48 pages • 4
#38
2012 • 1 Reader • 1
#39
1 Reader • 3
#40
2008 • 1 Reader • 280 pages • 3
#41
2002 • 4 Readers • 192 pages • 3.5
#42
1 Reader • 3
#43
17 Baby University
2013 • 2 Readers • 24 pages • 3.5
#44
2006 • 6 Readers • 4.5
#45
Planned book of 1 Our Natural World
1 Reader • 3
#46
#47
2006 • 2 Readers • 512 pages • 5
#48
#49
1 Reader • 3
#50
2020 • 2 Readers • 80 pages • 2.5
#51
14 Scientists in the Field
2010 • 1 Reader • 66 pages • 3
#52
23 The Cat in the Hat's Learning Library
2003 • 2 Readers • 3.5
#53
1 Reader • 32 pages • 3
#54
#1 of 10 in The Magic School Bus
1986 • 9 Readers • 44 pages • 4
#55
#4 of 10 in The Magic School Bus
1990 • 2 Readers • 3
#56
#7 of 10 in The Magic School Bus
1995 • 5 Readers • 48 pages • 3.5
#57
3 Readers • 3
#58
2 Readers • 3
#59
2022 • 1 Reader • 140 pages • 3
#60
2015 • 1 Reader • 3
#61
1994 • 1 Reader • 63 pages • 3
#62
2020 • 1 Reader • 40 pages • 4
#63
23 The Cat in the Hat's Learning Library
2011 • 2 Readers • 3
#64
1 Reader • 3
#65
4 National Geographic Readers: Level 3
2019 • 1 Reader • 52 pages • 3
#66
23 The Cat in the Hat's Learning Library
2016 • 1 Reader • 48 pages • 3
#67
2008 • 1 Reader • 44 pages • 3
#68
23 The Cat in the Hat's Learning Library
2010 • 2 Readers • 3.5
#69
1 Reader • 3
#70
#1 of 1 in Boy, Were We Wrong
2005 • 1 Reader • 34 pages • 3
#71
#72
2023 • 2 Readers • 65 pages • 3
#73
2 Animals Everywhere
2022 • 1 Reader • 32 pages • 3
#74
2019 • 1 Reader • 32 pages • 3
#75
2024 • 1 Reader • 3
#76
2020 • 1 Reader • 192 pages • 3
#77
2021 • 1 Reader • 32 pages • 3
#78
#79
#8 of 10 in The Magic School Bus
1996 • 4 Readers • 3