Paul Sloane and Des MacHale are recognized masters of the lateral thinking puzzle, those tricky conundrums that have challenged and delighted solvers for decades. Here, in one volume, is the very best of their work, brainteasers truly worthy of the puzzle hall of fame. Carefully chosen from nearly 18 collections, these are absolutely terrific. One can work on these alone, but for a little extra fun, a group can turn solving into a friendly competition. Just remember: when it comes to this puzzle type, it's important to think way out of the box!    .