Err

Where science meets magic and fun meets education!

Books

World Architecture Calendar 2018
2018 is nearly over, but we still think this 2018 World Architecture Calendar  is a lovely item. 


14.99
(-80.05%)  2.99
Handbook of Cubik Math
This book, republished in July 2010, explores the mathematics of solving the Rubik's Cube. 'The best book yet written - or likely to be written -...
15.00
Puzzles Old & New
Written by Jerry Slocum and Jack Botermans, with an introduction by Martin Gardner, the book looks at a wide range of mechanical puzzles, and...
10.00