Textbooks:

Books

1.

Puzzlebook: 102 Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Sep 25, 2011 )
2.

Puzzlebook: 14 Valentine Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Jan 10, 2012 )
3.

Puzzlebook: 101 Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Aug 22, 2011 )
4.

Puzzlebook: 20 Easter Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Mar 18, 2012 )
5.

Puzzlebook: 100 Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Jun 11, 2011 )
6.

Puzzlebook Trilogy: 303 Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Feb 28, 2012 )
7.

Puzzlebook: 12 Christmas Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Dec 17, 2011 )
8.

Puzzlebook: 103 Puzzle Quizzes (color and interactive!)

By The Grabarchuk Family ( Kindle Edition - Apr 12, 2012 )
9.

The Big, Big, Big Book of Brainteasers

By The Grabarchuk Family ( Paperback - Sep 06, 2011 )

3 newfrom$5.93

3 usedfrom$130.26
10.

Brain Games for Kids: Awesome Brain Builder Puzzles

By Cihan Altay ( Perfect Paperback - May 01, 2010 )

7 newfrom$2.04

4 usedfrom$2.04