Middle Grade Duologies

1.
Supergifted (Ungifted, #2)
Supergifted (Ungifted, #2) 4.19 avg rating — 4,341 ratings
2.
Paola Santiago and the River of Tears (Paola Santiago, #1)
Paola Santiago and the River of Tears (Paola Santiago, #1) 4.01 avg rating — 3,563 ratings
2.
The Hundred and One Dalmatians
The Hundred and One Dalmatians 4.13 avg rating — 37,802 ratings
4.
Paola Santiago and the Forest of Nightmares (Paola Santiago, #2)
Paola Santiago and the Forest of Nightmares (Paola Santiago, #2) 4.12 avg rating — 1,139 ratings
4.
The Starlight Barking (101 Dalmatians, #2)
The Starlight Barking (101 Dalmatians, #2) 3.60 avg rating — 1,912 ratings
6.
Sal and Gabi Break the Universe (Sal and Gabi, #1)
Sal and Gabi Break the Universe (Sal and Gabi, #1) 4.18 avg rating — 7,091 ratings
6.
Furthermore (Furthermore, #1)
Furthermore (Furthermore, #1) 3.89 avg rating — 16,068 ratings
8.
Sal and Gabi Fix the Universe (Sal and Gabi, #2)
Sal and Gabi Fix the Universe (Sal and Gabi, #2) 4.29 avg rating — 2,325 ratings
8.
Whichwood (Furthermore, #2)
Whichwood (Furthermore, #2) 3.94 avg rating — 6,171 ratings
10.
Dragon Pearl (Thousand Worlds, #1)
Dragon Pearl (Thousand Worlds, #1) 3.83 avg rating — 12,097 ratings
11.
Tiger Honor (Thousand Worlds, #2)
Tiger Honor (Thousand Worlds, #2) 3.92 avg rating — 1,485 ratings
12.
The Wild Robot (The Wild Robot, #1)
The Wild Robot (The Wild Robot, #1) 4.21 avg rating — 108,012 ratings
13.
The Wild Robot Escapes (The Wild Robot, #2)
The Wild Robot Escapes (The Wild Robot, #2) 4.37 avg rating — 35,128 ratings
14.
Pax (Pax, #1)
Pax (Pax, #1) 3.98 avg rating — 62,765 ratings
15.
Pax, Journey Home (Pax, #2)
Pax, Journey Home (Pax, #2) 4.41 avg rating — 6,791 ratings
16.
The War That Saved My Life (The War That Saved My Life, #1)
The War That Saved My Life (The War That Saved My Life, #1) 4.49 avg rating — 111,841 ratings
17.
The War I Finally Won (The War That Saved My Life, #2)
The War I Finally Won (The War That Saved My Life, #2) 4.48 avg rating — 45,515 ratings
18.
Amina's Voice
Amina's Voice
by: Hena Khan
3.95 avg rating — 9,651 ratings
19.
Amina's Song (Amina's Voice Book 2)
Amina's Song (Amina's Voice Book 2)
by: Hena Khan
4.21 avg rating — 1,160 ratings
20.
New Kid (New Kid #1)
New Kid (New Kid #1) 4.15 avg rating — 60,080 ratings
21.
Class Act (New Kid #2)
Class Act (New Kid #2) 4.27 avg rating — 11,255 ratings
22.
The Cardboard Kingdom
The Cardboard Kingdom
by: Chad Sell
4.18 avg rating — 8,160 ratings
23.
The Cardboard Kingdom #2: Roar of the Beast: (A Graphic Novel)
The Cardboard Kingdom #2: Roar of the Beast: (A Graphic Novel)
by: Chad Sell
4.18 avg rating — 1,130 ratings
24.
Aster and the Accidental Magic (Aster, #1)
Aster and the Accidental Magic (Aster, #1)
by: Thom Pico
4.05 avg rating — 1,517 ratings
25.
Aster and the Mixed-Up Magic (Aster, #2)
Aster and the Mixed-Up Magic (Aster, #2)
by: Thom Pico
4.04 avg rating — 699 ratings
26.
Compass South
Compass South 4.05 avg rating — 3,525 ratings
27.
Knife's Edge
Knife's Edge 4.12 avg rating — 1,582 ratings
28.
NewsPrints (NewsPrints, #1)
NewsPrints (NewsPrints, #1)
by: Ru Xu
3.86 avg rating — 3,189 ratings
29.
EndGames (NewsPrints, #2)
EndGames (NewsPrints, #2)
by: Ru Xu
3.99 avg rating — 862 ratings
30.
Estranged (Estranged, #1)
Estranged (Estranged, #1) 4.03 avg rating — 3,530 ratings
31.
The Changeling King (Estranged #2)
The Changeling King (Estranged #2) 4.22 avg rating — 1,348 ratings
32.
The Nightmare Thief (The Nightmare Thief, #1)
The Nightmare Thief (The Nightmare Thief, #1) 3.99 avg rating — 524 ratings
33.
The Dream Spies (The Nightmare Thief, #2)
The Dream Spies (The Nightmare Thief, #2) 4.36 avg rating — 112 ratings
34.
The Crossover
The Crossover 4.22 avg rating — 68,011 ratings
35.
Booked (The Crossover Series)
Booked (The Crossover Series) 4.17 avg rating — 19,522 ratings
36.
The Fourteenth Goldfish
The Fourteenth Goldfish 3.88 avg rating — 24,277 ratings
37.
The Third Mushroom (The Fourteenth Goldfish, #2)
The Third Mushroom (The Fourteenth Goldfish, #2) 4.07 avg rating — 2,451 ratings
38.
Insignificant Events in the Life of a Cactus
Insignificant Events in the Life of a Cactus 4.28 avg rating — 35,459 ratings
39.
Momentous Events in the Life of a Cactus (Life of a Cactus, #2)
Momentous Events in the Life of a Cactus (Life of a Cactus, #2) 4.32 avg rating — 8,378 ratings
40.
The One and Only Ivan (The One and Only #1)
The One and Only Ivan (The One and Only #1) 4.27 avg rating — 204,903 ratings
41.
The One and Only Bob
The One and Only Bob 4.23 avg rating — 26,753 ratings
42.
Slacker (Slacker, #1)
Slacker (Slacker, #1) 3.98 avg rating — 5,899 ratings
43.
Level 13 (Slacker, #2)
Level 13 (Slacker, #2) 4.26 avg rating — 1,316 ratings
44.
Ungifted (Ungifted, #1)
Ungifted (Ungifted, #1) 4.05 avg rating — 25,777 ratings
45.
Out of My Mind (Out of My Mind, #1)
Out of My Mind (Out of My Mind, #1) 4.35 avg rating — 183,335 ratings
46.
Out of My Heart (Out of My Mind #2)
Out of My Heart (Out of My Mind #2) 4.22 avg rating — 13,822 ratings
47.
The Candymakers (The Candymakers, #1)
The Candymakers (The Candymakers, #1) 4.29 avg rating — 28,496 ratings
48.
The Candymakers and the Great Chocolate Chase (The Candymakers, #2)
The Candymakers and the Great Chocolate Chase (The Candymakers, #2) 4.24 avg rating — 4,009 ratings
49.
The Okay Witch (The Okay Witch, #1)
The Okay Witch (The Okay Witch, #1) 4.16 avg rating — 11,365 ratings
50.
The Okay Witch and the Hungry Shadow (The Okay Witch, #2)
The Okay Witch and the Hungry Shadow (The Okay Witch, #2) 4.22 avg rating — 3,392 ratings
51.
Love Like Sky (Love Like Sky, #1)
Love Like Sky (Love Like Sky, #1) 4.14 avg rating — 695 ratings
52.
Forever This Summer (Love Like Sky, #2)
Forever This Summer (Love Like Sky, #2) 4.13 avg rating — 136 ratings
53.
Charlie and the Chocolate Factory (Charlie Bucket, #1)
Charlie and the Chocolate Factory (Charlie Bucket, #1) 4.17 avg rating — 912,107 ratings
54.
Charlie and the Great Glass Elevator (Charlie Bucket, #2)
Charlie and the Great Glass Elevator (Charlie Bucket, #2) 3.67 avg rating — 118,137 ratings
55.
Twinchantment (Twinchantment #1)
Twinchantment (Twinchantment #1) 4.11 avg rating — 490 ratings
56.
UnTwisted (Twinchantment #2)
UnTwisted (Twinchantment #2) 4.25 avg rating — 169 ratings
57.
Peter Nimble and His Fantastic Eyes (Peter Nimble, #1)
Peter Nimble and His Fantastic Eyes (Peter Nimble, #1) 4.12 avg rating — 12,299 ratings
58.
Sophie Quire and the Last Storyguard (Peter Nimble, #2)
Sophie Quire and the Last Storyguard (Peter Nimble, #2) 4.38 avg rating — 3,576 ratings
59.
Willa of the Wood (Willa, #1)
Willa of the Wood (Willa, #1) 4.21 avg rating — 7,512 ratings
60.
Willa of Dark Hollow (Willa of the Wood, #2)
Willa of Dark Hollow (Willa of the Wood, #2) 4.25 avg rating — 1,645 ratings
61.
Let's Do a Thing! (Victor Shmud, Total Expert #1) (1)
Let's Do a Thing! (Victor Shmud, Total Expert #1) (1) 3.45 avg rating — 125 ratings
62.
Night of the Living Things (Victor Shmud, Total Expert #2)
Night of the Living Things (Victor Shmud, Total Expert #2) 4.19 avg rating — 37 ratings
63.
Secrets of Shakespeare’s Grave (The Shakespeare Mysteries, #1)
Secrets of Shakespeare’s Grave (The Shakespeare Mysteries, #1) 3.89 avg rating — 969 ratings
64.
Tower of the Five Orders (The Shakespeare Mysteries #2)
Tower of the Five Orders (The Shakespeare Mysteries #2) 4.12 avg rating — 367 ratings
65.
Kazu Jones and the Denver Dognappers (Kazu Jones #1)
Kazu Jones and the Denver Dognappers (Kazu Jones #1) 4.19 avg rating — 118 ratings
66.
Kazu Jones and the Comic Book Criminal (Kazu Jones #2)
Kazu Jones and the Comic Book Criminal (Kazu Jones #2) 4.52 avg rating — 23 ratings
67.
City of Secrets (City of Secrets, #1)
City of Secrets (City of Secrets, #1) 3.82 avg rating — 1,933 ratings
68.
City of Illusion (City of Secrets, #2)
City of Illusion (City of Secrets, #2) 3.67 avg rating — 621 ratings
69.
Anya and the Dragon (Anya, #1)
Anya and the Dragon (Anya, #1) 3.89 avg rating — 1,547 ratings
70.
Anya and the Nightingale (Anya #2)
Anya and the Nightingale (Anya #2) 4.16 avg rating — 518 ratings
71.
Darkstalker (Wings of Fire: Legends, #1)
Darkstalker (Wings of Fire: Legends, #1) 4.59 avg rating — 20,227 ratings
72.
Dragonslayer (Wings of Fire: Legends, #2)
Dragonslayer (Wings of Fire: Legends, #2) 4.48 avg rating — 10,630 ratings
73.
Polly Diamond and the Magic Book
Polly Diamond and the Magic Book 4.01 avg rating — 514 ratings
74.
Polly Diamond and the Super Stunning Spectacular School Fair (Polly Diamond #2)
Polly Diamond and the Super Stunning Spectacular School Fair (Polly Diamond #2) 4.07 avg rating — 147 ratings
75.
The World Between Blinks (The World Between Blinks, #1)
The World Between Blinks (The World Between Blinks, #1) 3.78 avg rating — 630 ratings
76.
Rebellion of the Lost (The World Between Blinks #2)
Rebellion of the Lost (The World Between Blinks #2) 4.17 avg rating — 122 ratings
77.
Word Travelers and the Taj Mahal Mystery
Word Travelers and the Taj Mahal Mystery 3.85 avg rating — 230 ratings
78.
Word Travelers and the Missing Mexican Molé
Word Travelers and the Missing Mexican Molé 3.96 avg rating — 50 ratings
79.
Gone-Away Lake (Gone-Away Lake, #1)
Gone-Away Lake (Gone-Away Lake, #1) 4.13 avg rating — 8,598 ratings
80.
Return to Gone-Away (Gone-Away Lake, #2)
Return to Gone-Away (Gone-Away Lake, #2) 4.18 avg rating — 3,027 ratings