10 seconds of math - Practice mental arithmetic
NumberDrop - A uniquely challenging math puzzle game.
Omive - Find movies based on genre, rating, directors and more
Planet Sudoku - Play millions of free Sudoku puzzles online for kids to experts. Sudoku puzzles like 9x9, Samurai, 4x4, 6x6, 8x8, 12x12, 16x16, 20x20 and 25x25.
Threes - Threes is an Amazing Challenging Puzzle video game developed and published by Sirvo LLC.
HoDoKu - HoDoKu is a sudoku helper written in Java and available in English and German.