Multiple choice Pick the odd one out. Froebel — Playway Maria Montessori — Divergent thinking Keller — Co-operative learning Gandhiji — Soiled hands Reveal answer Fill a bubble to check yourself D Correct answer Explanation Maria Montessori is associated with the Montessori method, which emphasizes self-directed activity and hands-on learning, not specifically 'divergent thinking' as her primary trademark concept.