Pincushion Hill Montessori School
The Planes of Development
Alison Petersen • Sep 27, 2023

Maria Montessori based her entire educational philosophy on the idea that children developed through a series of four planes. Each of these planes is easy to recognize and has clear, defining characteristics. If we study and understand these stages, we can approach our interactions with children with a new perspective. 

Learning about the planes of development isn’t just for Montessori educators. Understanding your child’s development can help at home, too. 


The First Plane: birth-6 years


During this stage children absorb everything like sponges. They are, indeed, excellent examples if what Montessori called ‘The Absorbent Mind.’ This is a time in which we are able to utilize what Montessori called sensitive periods of learning. While each child is different, there are typical patterns that emerge in regards to brain development and general readiness to learn particular skills.


During the first three years of this plane, all learning is done outside of the child’s conscious mind. They learn by exploring their senses and interacting with their environment. During the second half of the plane, from about 3-6 years, children enter the conscious stage of learning. They learn by using their hands, and specialized materials in the Montessori classroom were developed with this consideration.


During this time, children have a wonderful sense of order. They are methodical and can appreciate the many steps involved in practical life lessons in their classrooms. The organization of the works on their classroom shelves is intentional, which appeals again to this sense of order.


The first plane is a time in which children proclaim, “I can do it myself”; it is a time of physical independence.


The Second Plane: 6-12 years


During the elementary years children begin to look outside themselves. They suddenly develop a strong desire to form peer groups. Previously, during the first plane, a child would be content to focus on their own work while sitting near others. In the second plane, a child is compelled to actually work with their friends. It is during this time that children are ready to learn about collaboration.


During the second plane there is a sudden and marked period of physical growth. This may be a contributing factor to the observation that many children of this age seem to lack an awareness of their body, often bumping into things and knocking things over. Children begin to lose their teeth around this time as well. Their sense of order and neatness tend to fade a bit during this plane.


Throughout the second plane, children’s imaginations are ignited. Since Montessori education is based in reality, we find ways to deliver real information to children through storytelling and other similar methods. For example, when teaching children about the beginnings of our universe, Montessori schools use what is called a Great Lesson. The first Great Lesson is a dramatic story, told to children with the use of props, experiments, and dramatics (think: a black balloon filled with glitter is popped to illustrate the Big Bang, with bits of paper in a dish of water used while talking about particles gathering together). This lesson is fascinating for children in the way it is presented, but gives them basic information about the solar system, states of matter, and other important concepts.


Children in the second plane have a voracious appetite for information, and are often drawn strongly to what we in Montessori call the cultural subjects: science, history, and geography. While we support their rapid language and mathematical growth during this time, we are also responsible for providing them with a variety of rich cultural lessons and experiences.


It is important to note that children develop a sense of moral justice at this time. They are very concerned with what is fair, and creating the rules to a new game is often as important (if not more so) than playing the actual game itself.


This is the period of time in which children are striving for intellectual independence.


The Third Plane: 12-18


The third plane of development encompasses the adolescent years. During the second plane, children become aware of social connections, but in the third plane they are critical. During this time children rely heavily on their relationships with their peers. They feel a strong desire to remain independent from adults, although they are not quite ready to do this entirely. It is our job to find ways that allow them to experiment with independence while also providing a safe structure in which they may do so.


Children in the third plane tend to require more sleep, and they sleep later than when they were younger. They long for authentic learning experiences, and Dr. Montessori imagined just that. Her ideas of Erdkinder (children of the earth) led her to contemplate a school setting that would support children’s development during this time. She imagined a farm school, in which children would work to keep the farm operational, but also contribute to planning and decision making while doing so. 


During the third plane children are refining their moral compass while developing a stronger sense of responsibility.


The Fourth Plane: 18-24



The final plane is a time in which young adults are striving for financial independence. They are often living away from home for the first time, and use this time to figure out where they fit into their society. Many make choices to further their education and/or explore career paths.


It is during the fourth plane that people begin to develop a truer sense of who they are as individuals.


Each plane of development should be mindfully nurtured. If a child is able to experience one developmental phase in a rich and carefully prepared environment, they are ready to fully take on the next phase when it is time.

Montessori in the kitchen
By Alison Petersen 10 May, 2024
Montessori education is most commonly associated with Montessori schools, but it's not limited to those four walls. Anyone – parents, caregivers, educators – can make a Montessori environment at home. While there's no manual for raising a child, there is one for creating an environment where any child can use their inherent ability to learn through the world around them. For over 100 years, parents have used the Montessori philosophy of education developed by Dr. Maria Montessori to help their children physically, cognitively, emotionally, and socially explore their expanding world. Parents do not need to feel pressured to incorporate Montessori into every aspect of the home. Start with one area, and watch your child become independent and eager to be a contributing member of the family. Over time, add another area and then another. Below are some suggestions in how to incorporate Montessori philosophy and the prepared environment into different areas of your home. The Prepared Environment at Home The prepared environment for the child is not a concept that is exclusive to the classroom. You can take a few small steps to create a well-prepared Montessori environment in your own home that will foster a sense of independence and self-sufficiency within your child. In the Car Make sure you keep the inside of your car tidy and neat. Avoid having trash or leftover food lying around. Allow the child to buckle themselves up if they can. Play child-friendly music or classical music. In the Bedroom Select a bed that the child can easily access and encourage them to make their own bed. Select appropriate toys and place them on shelves that they can reach on their own. Encourage them to keep their room looking neat and beautiful. You can also put their clothing and shoes in a place where they can easily access them so that they can dress themselves. In the Kitchen Invest in some kitchen tools and utensils that are child-sized, so they easily fit in the child’s hands. Consider a kitchen ladder or stool so that the child can help you prepare meals. Use real plates and cups as opposed to cardboard or plastic ones. Have cleaning tools the child can use, so if they spill anything, they can tidy up after themselves. In the Playroom Utilize child-sized furniture. Arrange the room so that any artwork or shelves are at the eye level of the child. Have a table and chairs for them to do work. Try to focus on toys and materials made from wood and natural materials. Establish a rule that the child can use one toy or activity at a time, and then put it away neatly when finished. If you have a lot of toys, a good option is to rotate them, changing it up every now and then so that the child has choice, but isn’t overwhelmed. In the Bathroom Place a stool next to the sink and toilet so that the child can access them without assistance. Walk the child through a good hygiene routine and give them the space to do it on their own. Explain that they should take pride in being clean and neat. Encourage them to keep the bathroom clean. Outdoor Space Aim to have a place for your child to play outside if possible. Set up some child sized furniture or a safe play structure. Explain to them that it is important to be gentle with the nature around them, not to pull on leaves or flowers, instead to observe with their eyes. Gardening is a nice bonus, it’s a great sensorial activity, and the child will be able to observe nature at work and feel pride in keeping their garden beautiful.
By Alison Petersen 03 May, 2024
MYTH: Montessori Schools are all pretty standard Actually, since the Montessori name is not trademarked, there can be a wide variety of approaches within schools that call themselves Montessori. It is important to look for a school’s level of accreditation. The two primary accrediting bodies in the U.S. are Association Montessori Internationale (AMI), and American Montessori Society (AMS). Accrediting bodies offer varying levels of recognition in their membership for schools based on their adherence to Montessori principles. There are more important differences even between AMI and AMS oriented schools, so we highly recommend touring various Montessori schools to see the differences for yourself and find your own Montessori style. MYTH: Montessori students do whatever they please This myth derives from a misunderstanding of the term child-centered learning . It is true that Primary students enjoy freedom in what pieces of work they choose. This enables the child to choose the challenges about which they are most excited by, and to take advantage of “sensitive periods” in their learning, wherein they are driven to master a certain skill by repeating it again and again. The teachers are well trained, though, to spot the differences between a child mastering a skill through repetition and a child that wants to repeat tasks out of boredom or for lack of knowing what to do next. Students do not have the freedom to, say, eat snack all day or do nothing but talk to friends for two hours. Montessori teachers are called “guides” for a reason – they allow students the freedom of choosing their direction while ensuring they still reach the final destination. MYTH: Montessori students have to be quiet all the time We have heard other people repeat this myth, but since we’ve never seen an all-quiet Montessori classroom, we’re not sure where this myth comes from! While we do help children understand appropriate volume levels for different conversations and different environments as part of our grace and courtesy lessons, our classrooms are always buzzing with activity and conversation. MYTH: Montessori is all work and no play In her years working with children, Maria Montessori noticed that children developed a sense of peace and happiness when they were engaged in purposeful work. Of course, children do enjoy laughing, running, playing, and making friends. Luckily, we arrange our days to allow for all of those activities in addition to work time. The true test is to ask a Montessori child how they feel about school. Our students love to come to school and get to work. MYTH: Montessori is a style that is only useful for preschool aged children Our Primary graduates who move to first grade often find that they are well ahead of peers from traditional environments, in academics and maturity. However, Montessori benefits don’t stop at age 6. Our Elementary program fosters academic prowess, love of learning, responsibility, independence, and leadership. Elementary graduates excel at self-management, creative problem solving, critical thinking, and interpersonal communication skills.  MYTH: Montessori kids struggle to adapt to the structure of traditional schools Entering a traditional schooling environment where students sit still at desks and work on one subject at a time, as a full class, requires a brief transition period for Montessori children. Our alumni families report, however, that the transition is typically brief and is managed with great composure by our students. They have learned self-management skills and personal responsibility, so they are able to adapt well to new circumstances and different learning environments.
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