Head and Shoulders, Knees and Toes.

Head and shoulders, knees and toes, knees and toes.
Head and shoulders, knees and toes, knees and toes.
And Eye and ears, and a mouth and a nose.
Head and shoulders, knees and toes, knees and toes.

Touch the appropriate body part every time it's mentioned. The second time round, don't say the word 'head' aloud, but still touch it. Each verse thereafter, add another body part that you touch but don't mention aloud.