British-Israeli recreational mathematician, communicator and educator, Yossi Elran explores in-depth six of the most ingenious math puzzles, exposing their long

Musaicum Books presents to you this unique children's books collection, carefully crafted and meticulously edited for your eReader with a functional and detaile

This carefully crafted ebook: “The Complete Works of Lewis Carroll With All the Original Illustrations + The Life and Letters of Lewis Carroll” is formatted

'This is a marvellous book. The diversity of possible puzzles that can be given with these very limited resources, which are basically some paper and scissors,