general knowledge.? i already do sudokus which help with my memory, but are there any books with some daily math problems or just critical thinking questions
general knowledge.? i already do sudokus which help with my memory, but are there any books with some daily math problems or just critical thinking questions
Cross words are good plus reading widely. Don't forget that your language skills need honing too.
Cross word puzzles
Math practice book (check out a university book store)
Reading
Reading something you don't know much about and look up the words you don't know
Look somewhere, then away. List everything you saw. Look back and see how you did. Make a habit of it.
Write a short essay on the last book you read, vacation you took, anything
Learn chess. Play on line if you don't know anyone who plays
Study the logic of argument. Start with an easy, concise book. Then identify the falacies of argument in real life. TV commercials have lots of them. Some people use them a lot.
Get an SAT study guide.