Word Play

Crossword Puzzles   Interactive crossword puzzles. A daily puzzle, an archive of all past daily puzzles, and a selection of other puzzles.
Brain Puzzles   Mind-stretching riddles and lateral-thinking challenges.
Vocabulary Workout   Exercises which push you to respond quickly and develop your vocabulary at the same time.
Analogies Workout   Exercises presenting "A is to B as C is ?" type analogies to solve in multiple choice format.
Word Memory Workout   Build your memory by attempting to remember sequences of words.

Number Play

Arithmetic Workout   Sequences of basic arithmetic computations -- Performing them as quickly as you can will light up your brain.
Sum to Fifteen   Hard thinking: Create a 4x4 square of numbers all summing to 15 (known as a magic square).
Sudoku   Interactive versions of the popular Sudoku puzzles at different levels of difficulty.
Number Memory Workout   Another way to build your memory, this one by attempting to remember sequences of numbers.

Visual Play

Picture Scramble Puzzle   Pictures are sliced into small squares and scrambled -- you reassemble them; many pictures a three levels of difficulty.
Stroop Task   A speed exercise based on a class psychological phenomena concerning the interaction of verbal and visual perception.
Picture Memory Workout   A third way of building your memory, this one visual: Remember the order of sequences of pictures.

Games

Board Games
Peg Solitaire   Start with 32 pegs arranged in a cross, with one empty hole in the center; jump pegs until no more jumps are possible, try to leave as few as you can.
15 Puzzle   15 numbered squares are scrambled in a 4x4 grid, with one empty square. You must slid the squares using the empty to unscramble the numbers.
Card Games
Klondike   The classic solitaire card game, also known as Patience. The task is to play it as fast as possible while maximizing your score.

Reading

This section of Strong Brain is devoted to exercising your mind by reading and discussing a range of short stories and essays, from a steadily growing list of authors including Bierce, Chekhov, Darwin, Dickens, Conan Doyle, Fitzgerald, Gogol, Hemingway, O.Henry, Joyce, Poe, Twain, and Wells.

Information

A large collection of links and other information covering the following categories: Aging, Alzheimer's Disease, Associations, Books and Magazines, Crossword Puzzles, Diet, Exercise, Game Sites, Government Agencies, Health, Mental Agility, Neurology and Psychology, Puzzle Sites, Stories and Reading.