The tradition of honouring Martin Gardner continues withthis edited collection of articles by those who have beeninspired by Gardner to enter mathematics, to enter magic,to bring magic into their mathematics, or to bringmathematics into their magic. Contributing authorsinclude world-leading puzzle designers, puzzlecollectors, mathematicians, and magicians. The variety ofarticles includes card or magic tricks (with amathematical trick behind them), the history behind givenpuzzles, mathematically interesting objects involving thenumber seven, and puzzles for the reader to solve.Specific puzzles discussed include tangram, 14-15 Puzzle,seven-colouring of the torus, packing circles, CrazyElephant Dance, and more!