Dreaming of winning prizes in a claw machine often symbolizes success and the joy of achievement. Claw machines require skill and sometimes luck, which might reflect your current feelings about working towards your goals or desires. Winning prizes can represent the rewards you've earned or hope to earn in your waking life.

Playing with a little boy in the dream could indicate a desire to connect with your inner child or embrace a more playful, carefree side of yourself. It may also suggest that you cherish relationships with younger people or wish to nurture innocence and joy in your life.

Overall, this dream could signify that you are experiencing or seeking success and joy, and that you value the simple pleasures in life, especially those that might involve companionship or nurturing. Consider how these themes relate to your current life circumstances and emotions.