Our Grounds + Facility
Just minutes from downtown Belfast but situated on more than 42 acres of woodlands, Cornerspring offers a wealth of opportunities for nature-based education. Our Passiv House-standard building opened in 2017, designed and built by Belfast-based architecture and construction firm GO Logic. This new facility is highly energy efficient and green, with photovoltaic panels supplying the majority of our electricity.
Designed by Belfast-based OPAL Architecture, and built by a collaboration between Cornersping and OPAL Build, the middle school building is also built to the Passiv House-standard for energy efficiency. With help from the University of Maine Orono, the building is monitored to gauge the performance benefits of the next generation of carbon-sequestering, high-performance wood construction.

Our History
Cornerspring Montessori School was founded in 2001 by Paula Johnson in response to a local need for a high-quality preschool program. Originally located in a historic home in downtown Belfast with an enrollment of eight children, the school’s reputation and the appeal of Dr. Maria Montessori’s teaching philosophy grew and enrollment increased.
In 2007, Cornerspring became a non-profit institution, and in 2008, in order to meet the needs of its growing community, Cornerspring added an elementary program and moved to the athenahealth campus on Route 3.
A few years later, in 2012, the Board of Directors conducted a strategic planning process to identify a new, permanent home for the school. The committee ultimately recommended building a 6100 sq. ft. sustainable, energy-efficient school on a wooded property on Lower Congress Street. Ground was broken in the Fall of 2016 and the community moved into the new building in July of 2017.
The school has grown over the past decade to include a full-time toddler program and a middle school program; the middle school has its own beautiful and ecological building that was built on campus in 2021. Alongside this expansion of programs, Cornerspring has been investing in its teachers and staff, supporting them in gaining Montessori certification, which will continue to boost our commitment to and integration of the Montessori philosophy.
Today, Cornerspring is recognized as offering families an outstanding choice for children ages 18 months to 14 years in a beautiful natural setting.

Staff
Sue Beemer
Head of School
Bella Weidner
Lead Teacher, Puffin Classroom
(18 mo – 3 years)
Amanda Barnes
Lead Teacher: Cardinal Classroom (3 – 5 years)
Sue Beemer
A native of southern Minnesota, Sue grew up on a farm on the prairie. She holds a BS in Home Economics Education with an emphasis on Family Life and Child Development from Minnesota State University—Mankato. Sue has worked in early education for nearly forty years, serving as a parent educator, preschool teacher and administrator. She currently lives in the woods in Searsport with her husband Jeff and beagle Chewie. Her two grown children live in the NYC area and visits with her five grandchildren are the highlights of Sue’s vacations. Sue also enjoys baking, sewing, crocheting, gardening, hiking and a good snowstorm.
Bella Weidner
Bella is an artist and educator living in Stockton Springs. She received her BFA from Montserrat College of Art and her MAT from Maine College of Art. She’s been teaching art to all ages for the past ten years and organizes parent/child process-art workshops throughout the Midcoast. During the summer, Bella and her husband also run Steamboat Wharf Cabins. In her free time, she loves trail running and traveling to new places with her family.
Amanda Barnes
Amanda received her Associates degree in Early Childhood Education from Beal College and certification from Northeast Montessori Institute. At Cornerspring, Amanda has worked in the Puffin, Chickadee and Cardinal classrooms. Amanda lives in Monroe with her husband Terry and son Jayden. She enjoys swimming, dancing, and taking care of her horses and other farm animals.
Haley Braga
Primary Assistant Teacher, Cardinal Room
Wiola Shaw
Lead Teacher: Chickadee Classroom (3-6 years)
Lori Pearson
Primary Assistant Teacher: Chickadee Room
Haley Braga
Haley Braga graduated from University of Maine Orono with a bachelor’s degree in secondary education and minors’ degrees in history, Native American studies and Maine studies. Haley was honored as a Maine Top Scholar with a 3.98 GPA. Haley joined the Cardinal Room as Assistant Teacher the spring of 2024 and has begun her Montessori teacher training. Haley lives with her family in Stockton Springs, and is a beekeeper who loves time in nature.
Wiola Shaw
Wiola has worked with kids for over 20 years, including time teaching in Poland, where she was raised. Wiola began her employ with Cornerspring as the Assistant Teacher in the Chickadee classroom and is completing her Montessori teacher training. Wiola lives in Camden with her son Tristan, and is committed to making your child’s Montessori experience productive, stimulating and fun!
Lori Pearson
Lori has over 35 years of experience in early childhood education, including 10 years as a head teacher in the aftercare program at Montessori Discovery School in Norwich, CT. Lori lives at Swan Lake in Searsport and loves baking, especially anything chocolate! When not baking, she can be found kayaking, gardening, weaving, crafting or just relaxing with a good book and a cup of tea.
Haley Norris
Lead Teacher: Robin Classroom
(6-9 years)
Alexandra Woodruff
Lead Teacher: Raven Classroom
(9-12 years)
Susan Therio
Middle School Teacher
Haley Norris
Haley has Montessori Elementary Teacher Certification from the Center for Guided Montessori Studies. Before moving to Maine, Haley managed a 120-acre organic CSA farm while earning a degree at the University of Massachusetts Amherst, where she studied linguistics, Spanish and education. Here in Maine, Haley continues to farm while also working at her local fire department. When she is able to grab some free time, she likes to sit on her porch in Morrill, enjoying the evening with her partner Emily and their cat He-Man.
Alexandra Woodruff
Alex holds a Masters in Education in Montessori Elementary Education from Loyola University and has earned Elementary 6-12 certification from the Association Montessori Internationale as well as primary certification from the North American Montessori Center. She has over fifteen years experience in Montessori classrooms and lives in Camden with her husband Scott and two daughters.
Susan Therio
With a Masters in Chemistry, over 20 years of experience in scientific laboratories, and professional teaching certification from the University of Maine, Susan has been the science teacher at Cornerspring for over ten years. When the school needed a middle school teacher, she was the perfect fit! She is proud to hold certification from the Cincinnati Montessori Secondary Teacher Education Program. Susan lives in Stockton Springs with her husband Frank, their son Isaias and two dogs, and enjoys swimming, canoeing, cross-country skiing, snow-shoeing and gardening.
Casey Robison
Art Teacher and Assistant Teacher in the Falcon Room
Terrin Connor
Lower Elementary Assistant Teacher, Robin Room
Carter Weis
Aftercare Lead Teacher
Casey Robison
Casey is a transplant from Pennsylvania, drawn to Maine for the farming community. She graduated from Unity College with a BS in Sustainable Agriculture. She has six years of experience working on small organic farms and is an avid gardener. Before she discovered farming, art was her passion. Now she has a chance to share both her love of art and growing food with the kids at Cornerspring. You can find Casey in the garden, snowboarding down a mountain, curled up with a sketchbook, and planning her next adventure.
Terrin Connor
Terrin attended Searsport schools until her sophomore year of high school when she made the switch to homeschooling. That academic pivot made it possible for her to focus on her music career, and she went on to become a multi-genre musician popular from Bar Harbor to Boston. In her leisure time, Terrin enjoys skiing, swimming, spending time with family, making music, and anything sparkly.
Carter Weis
Originally from Ohio, Carter brings over eight years of experience working with children in outdoor and self-directed learning environments. His background includes leading summer camp programs, teaching outdoor education, and supporting mixed-age learners at an alternative forest school. Outside of the classroom, Carter enjoys spending time in nature, whittling, skateboarding, and being with friends and family. Carter is excited to be part of the Cornerspring community and looks forward to learning more about Montessori philosophy while continuing to grow as an educator.
Jason Dean
Aftercare Lead Teacher
Poppy Bednorz
Administrative Coordinator
Jason Dean
Originally from NY, Jason has worked with children for over ten years. His previous positions include jobs as a counselor at the Penobscot Bay YMCA Teen Center as well as offering private music instruction to students from ages five to adult. A former attendee of Berklee College of Music and resident of Northport, Jason plays music locally in a handful of bands, and has a YouTube channel dedicated to his love of cinema.
Poppy Bednorz
Originally from the mountains of Northern Idaho, Poppy has held multiple leadership positions in youth development with organizations such as the YMCA and the Boys and Girls Club of America. Poppy has a BA in health education, an MA in sports management and an MA in health promotion. She appreciates working with kids from all walks of life and loves seeing them grow into confident, independent, and caring individuals. When not at her desk, Poppy spends time with her husband and son hiking, cooking or chasing their two Bassett hounds.
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Board of Trustees
Geir Gaseidnes
President
Geoff Bird
Vice President
Geir Gaseidnes
After spending several summers in his wife’s childhood home in Belfast, Geir and Jo decided to move from California and have not looked back (but miss their avocado tree). Father of two Cornerspring alums, Geir has been a technologist and information architect for many years, and owns a small web design firm. Most recently, he has helped start an incubator and accelerator in DC for technologies designed to aid in the conservation of wild places and the creatures that live in them.
Geoff Bird
Geoff and his wife Mike arrived in Belfast in 2014 after careers in independent secondary schools, she working in admissions and college counseling and he in teaching, coaching, and administration, both as head of a year abroad program in France and a financial aid director. Geoff is grandparent to two CMS alums and came to Cornerspring as part of the Journey Home campaign team.
Jen Albee
Jen originally hails from Jefferson, Maine, where her family has lived for more than 200 years! She is a graduate of High Mowing School in Wilton, NH, a Waldorf boarding high school, and Hampshire College in Amherst, MA. She is a branch manager and employee-owner at ReVision Energy in Liberty, where she’s worked for over a decade. Jen lives in Brooks with her husband Hans and son Turner, a Cornerspring alum. Favorite things include growing flowers, drinking strong cups of coffee, and sailing aboard her 35 foot cutter, Sea Pea.
Meghan Barker
Board Member
Micaela Schwitzer-Bluhm
Board Member
Corinne Grant
Board Member
Meghan Barker
Meg is a Licensed Clinical Social Worker with a private practice offering psychotherapy services. Meg is motivated to build upon Cornerspring’s foundation of care, compassion, and appreciation within its community. Since becoming a Trustee, Meg has helped to start the Cornerspring Parent Organization, which is an effort to engage parent interaction and participation in all things Cornerspring. Meg, her husband Tim, and their two Cornerspring children run a modest homestead.
Micaela Schwitzer-Bluhm
Micaela Schweitzer-Bluhm is the Executive Director of the Maine Center for Public Interest Reporting, which publishes The Maine Monitor. Prior to that, Micaela represented the United States around the world for 26 years, leading U.S. diplomatic teams, and advancing U.S. principles of democratic governance, most importantly, the importance of a free and vibrant press. A native of southern New England, Micaela, her husband Todd, and three children have called Maine home since 2017.
Corinne Grant
Corinne Grant is a family medicine physician at MaineHealth Primary Care–Family Medicine in Belfast. A Belfast native, Corinne is grateful to be back in her hometown, raising her two children with her husband and reconnecting with the community that shaped her. In addition to serving as a trustee, Corinne contributes to Cornerspring Montessori School as the healthcare consultant, offering her expertise to support the well-being of students and staff. Her passion for holistic, child-centered education aligns closely with the Montessori philosophy, and she is committed to helping the school thrive and grow.
Amanda Roy
Board Member
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Amanda Roy
Amanda is an educator who has taught a variety of grade levels and subjects in both Maine and Massachusetts. She spent a large portion of her childhood in Belfast with her grandparents, which is when she fell in love with this vibrant and beautiful area. Amanda became a Trustee in 2025, and she looks forward to supporting the Cornerspring school and community. Amanda loves to plant pumpkins, go fishing, and spend time with her husband and their daughter, a Cornerspring student.
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What Our Families Have to Say about Cornerspring
“Cornerspring’s teachers provide an extremely caring and welcoming environment for all of the students (and parents!).” –Cornerspring Parent