Celebrating Maria Montessori's 150th Birthday On 31st January 2020, the Montessori Casa International in Denver Colorado celebrated with: Dedication of Plaque in Maria Montessori's honor Children singing "My Hand in your Hand" Unveiling of children's mural Book Signing for "Cultivator of the Human Spirit" [email protected] Website Tags: Denver, Events, Song, United States Montessori Casa International, Denver, Children Sing Photo Gallery: MCI Denver January 2020