Following Thinklers! 1, 2 & 3, Thinklers! 4 brings in color to enhance the experience of thinking in creative and challenging ways. The three chapters: WHAT'S the WORD?, Rhyme Time Re-Do, and WHAT'S the PHRASE will keep young and old minds spinning for months! As with the previous books, Thinklers! 4 is great for classroom and family fun.