A+ books. Measure it!

Author
Adamson, Thomas K Adamson, Heather
 
Author
Pub. Date
[2011]
Accelerated Reader
IL: LG - BL: 2.8 - AR Pts: 1
Description
Author
Pub. Date
[2011]
Accelerated Reader
IL: LG - BL: 3.2 - AR Pts: 1
Description
Author
Pub. Date
[2011]
Accelerated Reader
IL: LG - BL: 2.8 - AR Pts: 1
Description
4)  How do you measure weight?