Magic Tree House Boxed Set, Books 5-8: Night of the Ninjas, Afternoon on the Amazon, Sunset of the Sabertooth, and Midnight on the Moon

Night of the Ninjas (Magic Tree House, No. 5)
Afternoon on the Amazon (Magic Tree House, No. 6)
Sunset of the Sabertooth (Magic Tree House, No. 7)
Midnight on the Moon (Magic Tree House, No. 8)

• Magic Tree House Boxed Set, Books 9-12: Dolphins at Daybreak, Ghost Town at Sundown, Lions at Lunchtime, and Polar Bears Past Bedtime
• Magic Tree House Boxed Set, Books 1-4: Dinosaurs Before Dark, The Knight at Dawn, Mummies in the Morning, and Pirates Past Noon
• Pirates Past Noon (Magic Tree House, No. 4)
• Magic Tree House Boxed Set, Books 13-16: Vacation Under the Volcano, Day of the Dragon King, Viking Ships at Sunrise, and Hour of the Olympics
• Mummies in the Morning (Magic Tree House, No. 3)
• The Knight at Dawn (Magic Tree House, No. 2)
• Magic Tree House Volumes 17-20 Boxed Set: The Mystery of the Enchanted Dog (Magic Tree House (R))
• Magic Tree House Merlin Mission 1-4 Boxed Set (Magic Tree House (R) Merlin Mission)
• Pirates (Magic Tree House Research Guide, paper)
• Magic Tree House Volumes 21-24 Boxed Set: American History Quartet (Magic Tree House (R))