Good question!

Author
Carson, Mary Kay Sandler, Martin W Stewart, Melissa Richmond, Benjamin Smith, Kelly
 
1)  Did it all start with a snowball fight?: and other questions about the American Revolution
2)  What sank the world's biggest ship?: and other questions about the RMS Titanic
Author
Publisher
Sterling Children's Books
Pub. Date
[2013]
Accelerated Reader
IL: LG - BL: 5.1 - AR Pts: 1
Language
English
Description
4)  How does a caterpillar become a butterfly?: and other questions about... butterflies
5)  How does a seed sprout?: and other questions about-- plants
6)  How does the ear hear?: and other questions about... the five senses
Author
Publisher
Sterling Children's Books
Pub. Date
[2014]
Accelerated Reader
IL: LG - BL: 5.1 - AR Pts: 1
Language
English
Description
8)  How many planets circle the sun?: and other questions about... our solar system
Publisher
Sterling Children's Books
Pub. Date
[2014]
Accelerated Reader
IL: LG - BL: 5.3 - AR Pts: 1
Language
English
Description
10)  What makes a tornado twist?: and other questions about weather
11)  What was America's deadliest war?: and other questions about... the Civil War
Author
Publisher
Sterling Children's Books
Pub. Date
[2014]
Accelerated Reader
IL: LG - BL: 6 - AR Pts: 1
Language
English
Description
13)  Who were the American pioneers?: and other questions about . . . Westward expansion
14)  Why did T. rex have short arms?: and other questions about--dinosaurs
15)  Why does Earth spin?: and other questions about... our planet
16)  Why is the sea salty?: and other questions about--oceans
Author
Publisher
Sterling Children's Books, an imprint of Sterling Publishing
Pub. Date
[2014]
Accelerated Reader
IL: LG - BL: 6.6 - AR Pts: 1
Language
English
Description
Author
Publisher
Sterling Children's Books
Pub. Date
[2015]
Accelerated Reader
IL: LG - BL: 6 - AR Pts: 1
Language
English
Description
19)  How hot is lava?: and other questions about volcanoes
Author
20)  Where do garbage trucks go?: and other questions about ... trash and recycling