11th birthday - root of 121 on Backpack

A backpack for any occasion. Affords enough space for school books and files, and is the trusty companion you need on holiday or in times of leisure.

Main compartment with double zipper and zipped front pocket
Handy headphone opening for safe transport of an MP3 player or iPod while listening to music
Holding capacity: 15.7 litres)
Fabrics: 100% polyester

A - Length in in
B - Width in in

Size	A (in)	B (in)
One Size	14.96	11.02

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Created by Shirtwoman

11th birthday - root of 121

Created by Shirtwoman

Funny math design for birthday. Let others find out how old you really are. Perfect design for you, your friends and family.

Tags: Professor, birthday, pi day, student, maths, university, Mathematics, 11 years old, teacher, school, physics, root, nerd, 11th birthday, class teacher, mathematician, Educators, joke, Root of 121, science, grade, pi, happy birthday, root from, fun