Quality of education
Good
The FMS Inspection Score is FindMySchool's proprietary analysis based on official Ofsted and ISI inspection reports. It converts ratings into a standardised 1–10 scale for fair comparison across all schools in England.
Disclaimer: The FMS Inspection Score is an independent analysis by FindMySchool. It is not endorsed by or affiliated with Ofsted or ISI. Always refer to the official Ofsted or ISI report for the full picture of a school’s inspection outcome.
Last reviewed: September 2026 · Inspection data and key information above update regularly, however, this review below is refreshed bi-annually and may not reflect recent changes. Contact the nursery directly to confirm current arrangements. If you spot anything outdated or inaccurate, please let us know.
Montessori means child-chosen work with prepared materials at Cannon Barn: two daily work cycles, an open-plan Montessori Room and a listed heritage space called The Barn. This family-run Pinner nursery takes children from six months to five years and has capacity for 102 children. It occupies a purpose-built setting at Cannon Barn, Hereford Gardens, Pinner HA5 5JR.
Ofsted rated the nursery Good in May 2023 across all five graded areas and judged safeguarding effective. Inspectors found kind, gentle and playful interactions, children happy to attend and staff who knew them well.
The nursery provides full-day care from 8am to 6pm, Monday to Friday. Its published spaces include three classrooms on the Baby/Toddler Side, a mixed-age Montessori Room, two gardens and The Barn.
The youngest side is divided into Tiny Tots, Toddler and Two-Year-Old classrooms. The nursery also describes a light, airy, open-plan Montessori Room for mixed ages, with a mezzanine used for small or focused group activities. The room names are useful for understanding the structure, though families will need to discuss exactly when children move between them.
The Early Years Foundation Stage sets the areas of learning, development and care that the nursery must deliver. Cannon Barn layers Montessori practice on top. Its morning and afternoon work cycles each last two and a half hours; children choose materials from the shelves, while activities are selected around ages, developmental stages and individual interests.
The Montessori programme is described through Practical Life, Sensorial, Language, Mathematics, Cultural and Creative exercises. Practical tasks include pouring, washing, polishing and sweeping. Sandpaper letters, classified cards and phonetic materials support language; maps, globes and land-and-water forms introduce geography and science. This is more useful than a Montessori label alone because it shows the independence, concentration and concrete-to-abstract learning children are expected to practise.
The Barn broadens that programme. This listed heritage space hosts dance, physical development, language activities, exercise, pretend play and soft play, and becomes an indoor gross-motor area in extreme weather. Weekly Spanish uses songs, movement, books, flashcards and puppets. Lunge and Leap adds weekly fitness and healthy-habit sessions, while Razzamatazz combines dance, singing and drama.
Each child has a key person on the Baby/Toddler Side and changes key person when moving to the Montessori side. Progress is shared through the EYWORKS app, while babies' and toddlers' daily diaries cover meals, naps and nappy changes. An All About Me session before settling starts gives staff information about the child, and parents can arrange consultations; Montessori parents' evenings take place once a term.
At that visit, children separated easily and key persons gathered information for settling. Parents valued online observations, photographs and help with meals, sleep and toilet-training routines.
Fresh food is prepared and cooked on site, and the nursery employs a trained chef. The published menu caters for vegetarian, pure vegetarian and non-vegetarian diets; beef and pork are not cooked, and meat comes from a local halal butcher. A sample menu is provided during a viewing; families with allergies or dietary requirements can discuss ingredients and kitchen controls then.
Safeguarding practice was judged effective in May 2023. Staff could explain how they would respond to concerns, while controlled access helped keep children’s play areas secure.
Two development points concerned everyday practice. Staff did not always use routines such as serving food and drinks to build children's independence, and some missed opportunities to use counting and mathematical language. Families drawn to the Montessori emphasis on independence and mathematics should explore how daily practice has developed since that visit.
Full-day care runs from 8am to 6pm on Monday to Friday. The 2023 record gave 49 opening weeks. Current closure dates and the attendance pattern attached to a place should be read in the nursery's terms before a family commits.
Children are accepted from six months to five years. The admissions route starts with an enquiry and tour, followed by an application and confirmation of the start month. Settling dates are arranged after the nursery's staged registration process, with a parent handbook supplied alongside the confirmation.
The 2023 record included funded early education for three- and four-year-olds. Families receive a nursery-specific quotation directly; how funded hours are spread across the year is a key term. Meals are freshly prepared on site.
Cannon Barn has more substance than a nursery using Montessori merely as a label. Two long work cycles, concrete Practical Life and sensorial materials, indoor-outdoor choice and The Barn give the approach a recognisable daily form. Spanish, Click IT!, Lunge and Leap and recurring community events add variety, while the Good judgement and positive account of relationships provide independent reassurance.
It best suits families seeking full-day weekday care with a structured Montessori layer, including those wanting a nursery that accepts babies and can continue through the preschool years. The key decision is whether its full-day attendance terms fit the family, followed by how convincingly current practice addresses the 2023 points on independence and mathematics.
Ofsted rated the nursery Good in May 2023 and judged safeguarding effective. Inspectors praised relationships, planning and parent partnership, with improvement points on independence in routines and mathematical language and number.
The nursery accepts children from six months to five years. Its named spaces include Tiny Tots, Toddler and Two-Year-Old classrooms on the Baby/Toddler Side, plus a mixed-age Montessori Room.
Children have morning and afternoon work cycles with freedom to choose prepared activities. Practical Life, Sensorial, Language, Mathematics, Cultural and Creative exercises use concrete materials and everyday tasks to build independence, concentration and understanding.
Ofsted recorded funded early education for three- and four-year-olds in 2023. Current terms supplied by the nursery cover how hours are arranged and which charges apply alongside them.
The nursery provides full-day care from 8am to 6pm, Monday to Friday. Its current written offer should set out the required weekly pattern, closure dates and joining terms.
Get in touch with the nursery directly
Inspection outcome and judgement breakdown
FMS Inspection Score
Good
Based on 4 subcategory ratings
Official Ofsted Grade
Good
Inspected: 5 May 2023
Safeguarding: Yes
Quality of education
Good
Behaviour and attitudes
Good
Personal development
Good
Effectiveness of leadership and management
Good
Disclaimer: The FMS Inspection Score is an independent analysis by FindMySchool. It is not endorsed by or affiliated with Ofsted. Always refer to the official Ofsted report for the full picture of a setting’s inspection outcome.
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Disclaimer
Information on this page is compiled, analysed, and processed from publicly available sources including Ofsted early years registration and inspection data, local authority records, and the setting’s own published material.
FMS Inspection Scores and any assessment on this page are derived from that data using our own methodologies. They are our independent analysis and are not official Ofsted ratings or standings.
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