Ada Klein (1933, Amsterdam) taught at the Waldorf school in Rotterdam, the Netherlands for 20 years. During this time she taught kindergarten classes and Curative Eurythmy to students from 6 to 13 years old. Sinds the foundation of Huize Thomas she worked with mentally disabled children for over 10 years. Ada Klein is also an artist who makes aquareles with different beings. Her tiffany work is presented in many living rooms across the Netherlands. She also makes photographs an creates bronze sculptures.