Tiina Suominen comes from Finland. She is a WMI alum. She completed Primary training with Hildegart Soltzbacher in Washington, DC, and also trained in Denver with Judi Orion and Maria Teresa “Chacha” Vidales at the Assistants to Infancy level. Tiina is an AMI trainer at the Assistant to Infancy level and has lectured on courses in North America, Asia, and in Europe. She has been working with children ages 0-6 for more than 20 years. Tiina runs her own Montessori School, called Mammolina, in Helsinki, Finland.
Tuition: $12,000
A $500 non-refundable tuition deposit is due upon enrollment and will be applied to total tuition.
Early Bird Discount: An early bird discount of $300 is available to those who submit a completed application by Feb. 1, 2025.
Your interview and formal acceptance must be completed by Feb. 1, 2025 in order to qualify. The discount will be deducted from your final tuition payment.
Payment: Please select from one of the payment plan options below.
All payment options exclude the $500 tuition deposit.
Option A – Full Tuition Payment due by June 1, 2025
Option B – Two (2) Installment Payment Plan (includes $300 payment plan fee)
Option C – Ten (10) Installment Payment Plan (includes $500 payment plan fee)
For the Assistants to Infancy (0-3) course, 250 hours of observation and 30 hours of practice teaching are required, to be completed between Summer 2025 and 2026.
Oral examinations are scheduled in conjunction with the Association Montessori Internationale. It is not possible to publish exact dates at this time. Oral examinations will be scheduled during the Summer 2026 Session. Students will be informed as soon as dates are confirmed. All students must be in residence through the last day of the oral examination period, no matter when their individual examination is scheduled. Oral examinations may be scheduled on a Saturday.
Applicants who are international students or non-native English speakers must provide scores from one of the following tests:
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- Test of English as a Foreign Language (TOEFL iBT) (80+)
- TOEFL Essentials Test (9.0+)
- Have testing service send the official TOEFL score to WMI
- WMI’s TOEFL Code is C741
- International English Language Testing System (IELTS) or IELTS Indicator (6.5+ band score)
- Duolingo English Test (DET) (WMI will consider scores of 105+)
Please refer to the Admissions page for more information.