Forest school and nature preschool
Also called forest kindergarten, nature-based preschool, outdoor preschool, nature school.
Ages Mostly ages 2 to 7Grades Pre-K–2Planning You and the child shape itScreens Little or no screen timeShelf Preschool and the early yearsUpdated November 2026
Forest schools and nature preschools put children outside, regularly and for long stretches, and let the natural world be the classroom. Some nature preschools use nature as the organizing idea for an indoor-outdoor program; forest kindergartens run entirely outdoors, with children's interests often directing the day. In the UK, "Forest School" also means a specific long-term program of frequent sessions in woodland, led by qualified practitioners, with supported risk-taking. It suits children who are happiest moving and exploring, and families who want their child to spend far more time outdoors than a typical preschool allows.
1 Where it came from
In the UK, Forest School practitioners agreed six principles in 2011, and the Forest School Association formed in 2012 to support them. In North America, the Natural Start Alliance, a project of the North American Association for Environmental Education, defines nature preschools as programs that use nature as their organizing principle and aim at both child development and conservation. US counts of nature preschools differ widely by source and year, so we don't give one here.
2 The big ideas
- Nature is the classroom. Woods, fields, gardens and creeks are where learning happens, not a reward for finishing indoor work.
- Regular and long-term. UK Forest School is a long-term process of frequent, regular sessions in the same natural place, not a one-off trip.
- Supported risk. Children climb, balance, use tools and explore with risks matched to the setting and to each child, so they learn to judge danger for themselves.
- The learner leads. Sessions follow children's interests, with adults supporting rather than directing.
- Community. The group learns to look after each other and the place, building relationships along with skills.
- Trained adults. UK Forest School principles call for qualified practitioners to run sessions.
3 What a lesson looks like
A morning at a forest kindergarten: children arrive in waterproofs and boots and walk with their teachers to the same patch of woods they visit every day. At a log circle the group sings a greeting and talks about what they noticed on the way: frost on the puddle, a feather. Then they scatter. Two children dig at the stream edge to make a dam; a group balances along a fallen trunk, one teacher close but not holding hands; a four-year-old asks what made a hole in a tree and a teacher hands her a magnifying glass and a picture book of insects. Snack is outside around the circle. Before heading back, the children sort the sticks they collected by length, longest to shortest, and count them. Nobody needed a worksheet, but there was measuring, counting, new words, science and a lot of talking.
4 Reading and math
We found no forest-school or nature-preschool sequence for reading or math. Learning is built into outdoor activity: counting and sorting sticks, comparing lengths and weights, noticing shapes and patterns, new words for plants and animals, and stories told around a fire or circle. Families wanting systematic early phonics or counting should ask how a program covers them, or add short practice at home.
5 The adult's job
The adult chooses and checks the site, keeps children safe while letting them take sensible risks, follows and extends their interests, names what they find, and looks after the group's habits of caring for each other and the place. In UK Forest School, the practitioner is trained and qualified for the role.
6 How progress is checked
Practice varies by program, and we found no standard approach. Most programs watch and record what children do outdoors rather than test them.
7 Strengths and criticisms
Strengths
- A systematic review found positive links with self-regulation, social skills, social-emotional development and children's connection to nature (on low-certainty evidence; see below).
- Another review found links with less time sitting still and better balance.
- Lots of movement, fresh air and real-world exploring, which most young children love.
- Children learn to judge risks for themselves in a supervised setting.
Criticisms and watch-outs
- The evidence is weak. The main review rated its certainty "very low" and found inconsistent results for attention and other outcomes; a companion review rated 28 of its 31 studies as weak.
- No set reading or math sequence, so early academic skills depend on the program and on home.
- It needs a natural site close enough to visit often and, in UK Forest School, qualified practitioners; not every family or school has these.
8 What the research says
The best summary is a 2022 systematic review by Johnstone and colleagues of 36 studies of children aged 2 to 7 in nature-based early childhood programs. It found positive associations with self-regulation, social skills, social-emotional development and nature relatedness, but rated the certainty of that evidence as "very low", found inconsistent results for attention and other outcomes, and called for high-quality experimental studies. A companion review of physical health found associations with less sedentary time and better balance, but rated 28 of its 31 studies as weak. In short: the findings point in a good direction, but they come mostly from studies that cannot rule out other explanations, such as which families choose these programs.
9 How to try it
- Pick one outdoor spot near home or school, and go back to it every week, ideally more often. The repeat visits are the point.
- Dress for the weather so cold or rain doesn't end the session: waterproofs, boots, layers.
- Let your child lead. Follow what they notice. Bring a magnifying glass, a bag for treasures and a field guide, not a lesson plan.
- Allow small risks. Climbing a low tree or balancing on a log, with you close, teaches children to judge for themselves.
- Count and sort what you find: leaves by shape, sticks by length, three kinds of bird. Then draw one thing in a nature journal at home.
10 Using Peabody with it
- AnimalsLook up the creature you found outside, briefly and together, after you come in; for this approach most of the learning should stay outdoors.
- STEM projects for kidsHands-on projects that can follow up an outdoor question; Peabody can't replace time outside, and it shouldn't try.
- Preschool themes with their booksSeason and nature themes with picture books to read after a day outdoors.
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11 Programs that follow it
Programs and materials often named with this approach: UK Forest School (Forest School Association principles), nature-based preschools, forest kindergartens.
Questions people ask
- What is the difference between forest school and nature preschool?
- In North America, a nature preschool uses nature as the organizing idea for its program and often has indoor space too; a forest kindergarten runs entirely outdoors. In the UK, Forest School is a specific long-term program of regular woodland sessions run by qualified practitioners under six agreed principles.
- Is forest school good for children?
- The research is encouraging but uncertain. A 2022 review of 36 studies found links with better self-regulation, social skills and connection to nature, but rated the evidence "very low" certainty and called for better studies. Another review found links with less sitting and better balance.
- Is forest school safe?
- Supported risk is one of UK Forest School's principles: children take risks matched to the setting and to themselves, under qualified practitioners who assess the site. Ask any program how it trains staff and manages risk.
- Do forest school children learn to read?
- Programs we read about don't have their own reading sequence; language, counting and science are built into outdoor activity. Many children then learn to read in kindergarten or school. If you want early phonics, ask how a program covers it or add short practice at home.
Sources
- Full Principles and Criteria for Good Practice, Forest School Association.
- IJECEE advocacy paper on nature-based early childhood education, International Journal of Early Childhood Environmental Education (Natural Start Alliance).
- Systematic review of nature-based early childhood education (Johnstone et al.), International Journal of Environmental Research and Public Health (2022).
- Nature-based early childhood education and children's physical activity, sedentary behavior, motor competence and other physical health outcomes: a mixed-methods systematic review, University of Lisbon, Faculty of Human Kinetics.
Compare with
- Waldorf: A steady daily rhythm of play, story, song, crafts and outdoor time, with formal reading delayed to about age seven and few or no screens.
- Reggio Emilia: Long projects grow from children's own questions, explored in paint, clay, light and talk, with teachers documenting what children think.
- Play-based learning: Children learn through play they lead, with adults setting up the space and gently steering it toward a goal: the mainstream view of good early teaching.
- Montessori: Children choose their own work from hands-on materials in a mixed-age room, with the teacher as guide and the materials showing mistakes.
- Phenomena-based science: Science that starts with something puzzling to explain, so children ask questions, investigate and argue from evidence before they get the answer.
- Every approach in the curriculum guide
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