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Shiry Gergis


Ms. Gergis received her Bachelor's Degree in Social Work and worked with young children in Egypt.  She moved to Las Vegas with her family, raising her two sons and continuing to work with young children as well as elderly people.  She enjoys helping children and implementing the Montessori philosophy with the students at MVA.  She loves being with her family, cooking and doing projects with her sons.

Sameani Green


Mrs. Green was born and raised in Brazil.  She has a bachelor's degree in business administration. and previously worked in finance and costumer service. For over 6 years, she has worked as a volunteer in a children's organization as a leader and teacher. She loves helping children and decided she would like to work in ​​early childhood education. She moved to the U.S. in 2016 and since then has devoted herself to educational instruction. When she learned about Montessori education, she fell in love with the philosophy and joined Montessori Visions. Mrs. Green has Montessori credentials in Infant/Toddler and Early Childhood. In her free time, she spends time with her family, volunteers at her church, and enjoys nature.

Margielet Mendoza

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Mrs. Mendoza has a Bachelor's degree in Psychology and has taken units towards a Master's degree in Education in the area of Child Study. Prior to  coming to the United States, she was a school teacher for thirteen years in a private Catholic school in the Philippines. Since 2001, she has worked in the infant/toddler age group where she holds a CDA Certificate and is Montessori trained. She loves reading  stories to the children, encouraging them to engage with the characters, and  learn values from the story. She loves books and collects children's books and professional readings. She is excited to be teaching using the Montessori philosophy and really appreciates how the environment helps young children develop independence and confidence.  

Erika Oliveros-Rojas

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Ms. Oliveros-Rojas was born in Lima, Peru but has lived in Las Vegas for 8 years. She has four children, 3 boys and 1 girl.  Ms. Oliveros-Rojas has a bachelor’s degree in elementary school education, a master’s degree in management of education institutions from Madrid, Spain, and another master's in school management from Lima, Peru. With 25 years of experience in education, Ms. Oliveros-Rojas loves working in Montessori because she feels the method complements her studies and motivates her to continue in this wonderful journey as a teacher. As someone who loves working with children, she is so excited to share her knowledge and experience to them.

Marialicia Perez-McGee

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Ms. Perez-McGee has lived in Florida and Colorado, and is happy to be settled in Nevada.  She has many years experience working with young children, beginning as a teenager helping her mom care for children.  She especially enjoys teaching young children sign language, music, dancing and art.  Ms. Perez-McGee is excited to teach children using the hands-on materials and helping them develop independence in the Montessori environment. Her hobbies include drawing, dancing and singing.

Ariel Roes

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Ms. Roes lived in Arizona for most of her life and attended Northland Pioneer College where she majored in music and theatre. She discovered the Montessori philosophy from her older sisters and decided to move to Las Vegas to join Montessori Visions Academy and become and a Montessori certified teacher. She loves to read suspenseful books and swim. She can be found randomly singing and quoting movies.  

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