In what colored squares do you place tiles to score double or triple values in Scrabble?

Red, pink, blue squares

What was the period of economic hardship and poverty during the 1930s called? Who was Michael Jordan's famous teammate who wore number 33? Who defeated incumbent Herbert Hoover to begin the New Deal? Which film studio was investigated and blacklisted during the Red Scare for alleged communist ties? Portal is developed and published by which company?