Puzzle 2

123456
Across
  1. 2. Number of smaller pieces in a 3x3 rubik's cube
  2. 5. Year in which the cubes were released internationally
Down
  1. 1. Which word in the dictionary is always spelled incorrectly?
  2. 3. How many letters are in the alphabet?
  3. 4. ______ cube was the original name for rubik's cube
  4. 6. What word begins with a T, ends with a T, and has a T in it?