Montessori’s Living Curriculum: Biology in the Classroom & Beyond

Meagan Ledendecker • June 30, 2025
Image of a close up of milkweed plant leaves with a monarch butterfly caterpillar on the underside

 

What is biology? At its root, the word comes from the Greek bios, meaning "life," and logos, meaning "word" or "reason." In short, biology is the study of life. In Montessori elementary classrooms, however, biology is more than a science subject—it’s a gateway to wonder, connection, and understanding our place in the larger story of life on Earth.

 

A Living Subject in a Living Curriculum

 

Dr. Maria Montessori saw biology as essential to what she called Cosmic Education—a curriculum designed to help children in the second plane of development (ages 6 to 12) see how everything in the universe is interconnected. In this context, biology is not just about memorizing facts. It’s about discovering how plants, animals, water, minerals, and even the air work together in a grand collaboration. Through this lens, we can discover how each species has a cosmic task—a unique role in sustaining life on Earth.

 

Plants, for example, draw minerals and water from the soil, but they also protect that soil from erosion and help purify the air. Animals depend on plants for food and, in turn, help pollinate, fertilize, and spread seeds. Each element takes what it needs and gives something back. In a Montessori classroom, children explore these ideas deeply, not just as scientific facts, but as part of a moral and ecological awareness.

 

The Importance of Real Experiences

 

Montessori elementary children are imaginative, curious, and developing a strong sense of morality. They want to understand how things work and why they matter. That’s why biology in Montessori isn’t taught from a textbook—it’s brought to life through real experiences and thoughtful exploration.

 

Whenever possible, we begin biology lessons with real specimens. A single seed, a fallen leaf, or a live plant offers more opportunities for engagement and connection than a picture ever could. Children are encouraged to observe, touch, ask questions, and form hypotheses. We may use sketches and charts to aid understanding, but hands-on exploration always comes first.

 

Children examine the parts of a flower, experiment with how different leaves respond to light, or observe how water travels through a stem. Along the way, they learn the functional anatomy of plants and animals, explore systems of classification, and begin to understand adaptation and evolution.

 

Moral Considerations in Science

 

Because elementary-age children are developing a sense of right and wrong, we take care to present biology with sensitivity and respect. We don’t cut living plants carelessly or keep animals for the sake of experimentation. Instead, we invite questions: Is it right to dissect a flower? What happens when we keep a bird in a cage? How does using pesticides affect bees and flowers?

 

These questions encourage children to develop empathy, a sense of stewardship, and a respect for life. It’s not just about learning how living things function—it’s about understanding our responsibility within the web of life.

 

A Dual Environment: Classroom and Nature

 

One of the most important aspects of biology in Montessori is that it happens in two environments: the classroom and the natural world. Children study parts of a plant in class, then go outside to identify those parts in a garden or forest. They may observe a classroom pet or bees coming to planter boxes, then learn about insect behavior and classification. This dual environment deepens understanding and builds connection.

 

When in Kodaikanal, India, Dr. Montessori experienced how elementary children learned by exploring hills, forests, and fields. While not every school is surrounded by nature, the beauty of biology is that it’s everywhere–a patch of grass, a few fallen leaves, or the cracks in a sidewalk where something green is growing.

 

How Families Can Support a Love of Biology and Nature

 

As parents and caregivers, we are our children’s most important guide to the natural world. And the good news is, we don’t need to be a biology expert to nurture a deep love of life sciences. Here are some simple ways we can provide support:

 

  • Go outside often. Whether it’s a walk around the neighborhood, a hike in the woods, or just time in the backyard, give children plenty of opportunities to observe and wonder.
  • Make collections. Children love collecting things—leaves, rocks, feathers, shells. Encourage this instinct, and use it as a way to ask questions and spark further research.
  • Model curiosity. If your child asks why some plants grow in the shade or why certain animals come out at night, don’t feel pressured to have the answer. Say, “I wonder that too. Let’s find out together.”
  • Create a nature journal. Encourage children to draw, label, and write about what they see in nature. This can be as formal or informal as they like. The goal is to create a habit of observation.
  • Ask big questions. Children love the extraordinary. Ask them what they think about camouflage, desert survival, or why birds migrate. Their imagination and reasoning will shine.
  • Use your interests. If you love gardening, birdwatching, or hiking, share that with the children in your life. Even your casual observations can spark their own questions and investigations.

 

From Biology to Ecology

 

As Montessori children grow in their biological studies, they naturally move toward ecology—the study of how all living and nonliving parts of the world interact. This final synthesis reinforces their understanding that they are part of something bigger, something intricate and beautiful.

 

Ultimately, biology in Montessori is about more than life sciences—it’s about living fully, attentively, and respectfully in the world. With a nurturing classroom, a natural world to explore, and the guidance of engaged adults, our children can grow up with a profound sense of connection, wonder, and care for the Earth.

 

Schedule a time to visit the school to experience how we cultivate a love for living things and an interconnected way of thinking about the world.

By Meagan Ledendecker February 23, 2026
One of the quieter, less visible practices in a Montessori elementary classroom is the Child-Guide conference. You may never see it listed on a schedule or mentioned in a weekly update, yet it plays a profound role in children’s experience at school. Relationship Comes First The primary purpose of these conferences is to establish, maintain, and strengthen the relationship between the adult and each child. This focus shifts the dynamic from a teacher looking for faults or scolding about unfinished work. Rather, it’s a collegial conversation that enables children to take an active and engaged role in their own education. These connective conversations are grounded in relationship-building because when children feel emotionally safe and genuinely respected, they are far more willing to reflect, stretch themselves, and take responsibility for their growth. Every Child, as Often as They Need Montessori Guides aim to meet regularly with every child, but what “regularly” looks like can vary based on individual needs. Some children benefit from a longer, more formal conference every few weeks. Others need brief, frequent check-ins, sometimes lasting only a minute or two. These short moments might look like a quick conversation at the beginning of the morning, a gentle pause beside a table, or a quiet walk across the room together. The length of the meeting is not what matters. What is important is the message it sends: “I see you. I know your work. I care about how this is going for you.” What Happens in a Child-Guide Conference? While conferences vary based on each individual and the moment, they often include: The child bringing their learning journal or work (finished and unfinished) The guide bringing observational records A shared look at what has been accomplished Gentle reflection on what still feels unfinished Planning for what might come next Scheduling new lessons or presentations Support with larger projects: breaking them into steps, mapping timelines, imagining the finished product This collaborative time also provides an opportunity to experiment with new strategies (“Would you like to try creating a prioritized list?”), celebrate successes (“You worked so hard on your presentation! How did it feel to share your work?”), and reflect upon challenges (“It seems like you’ve been feeling a bit stuck in your research project. Tell me more about what is going on.”). Learning to Define “Finished” One of the most freeing lessons children learn in Montessori is that not every piece of work must be finished to an adult’s standard. Sometimes children accomplish exactly what they set out to do, and continuing would add nothing meaningful. Other times, interest has naturally ended, and letting go is healthy. This is not about lowering expectations. It is about honoring children’s internal sense of completion and learning when to release what no longer serves a purpose. Trusting Children’s Self-Assessment A cornerstone of these conferences is trust. Guides listen carefully to how children assess their own work and articulate their goals. When an adult truly accepts children’s self-assessment, something powerful happens: children begin to see themselves as capable, thoughtful, and worthy of being taken seriously. Children often receive more from the tone and sentiment of these meetings than from the actual content discussed. The Whole Child Matters Because Montessori education is concerned with the whole child, conferences may naturally move beyond academics. A Guide might gently offer support with social dynamics or ask about recent struggles during outdoor time. These moments provide a safe space for children to reflect on their own social, emotional, and physical development, and to recognize that there is a network of support. When Relationships Need Repair Even in the most thoughtful classrooms, relationships can become strained. What matters is how adults respond. It is never too late for a Guide to sit with a child and say, honestly: “I’ve been thinking about how we’ve been interacting recently, and I’d love to brainstorm with you about what I could do differently.” When an adult takes responsibility, without demanding the child do the same, something shifts. Trust begins to rebuild. Real dialogue becomes possible. Children learn from this modeling. In time, after they feel safe, they often step forward to take responsibility themselves. What Children Are Really Learning Through these quiet, intentional meetings, children learn that:  their thoughts and feelings matter, adults can be trusted, mistakes are part of growth, reflection leads to independence, and relationships can be repaired. And while these conferences may happen quietly in a corner of the classroom, their impact echoes far beyond it. This is true preparation for life. To learn more about the long-term benefits of Montessori, visit us here in Lenox, MA!
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