DISCOVERY WORLD MONTESSORI

801 BREA CANYON RD, Diamond Bar, CA 91789LICENSED
C

Data Freshness & Provenance

Inspection coverage

7 inspections on record

Active providers

License status: LICENSED

Last refreshed

April 1, 2026

Latest inspection

February 5, 2026

Provenance

California licensing inspections and DaycareCheck scoring

Quick Facts

These facts are normalized from the official record so they can be quoted directly.

Updated April 1, 2026

Provider
DISCOVERY WORLD MONTESSORI
License number
Not listed
Location
801 BREA CANYON RD, Diamond Bar, CA 91789
Status
LICENSED
Safety grade
C (Average), score 74.9/100
Inspection record
7 inspections, last inspected February 5, 2026
Provenance
Official state licensing inspections and DaycareCheck scoring. Last refreshed April 1, 2026.

Safety Scorecard

C
Average74.9 / 100
Health100/100
Safety85/100
Staffing78/100
Compliance0/100

28

Total Violations

Feb 5, 2026

Last Inspection

24

Capacity

Complaint History

1 complaint investigation on record.

1

Substantiated

0

Inconclusive

3

Unsubstantiated

Jan 20, 2022
1 substantiated3 unsubstantiated1 citation

Violation Timeline

Violations by month over the last 3 years, colored by severity.

All Violations (28)

SERIOUSCOMPLIANCE101429(a)(2)(B)Feb 5, 2026

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE1596.8662(b)(1)Feb 5, 2026

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE1596.8662(b)(1)Type BFeb 5, 2026

(1) The center shall give each authorized representative a copy of the Personal Rights form (LIC 613A [9/96]).

SERIOUSCOMPLIANCE101429(a)(2)(B)Type BFeb 5, 2026

(B) Staff shall physically check on sleeping infant(s) every 15 minutes and document the following:

SERIOUSCOMPLIANCE1596.8662(b)(1)Type BFeb 5, 2026

(1) The center shall give each authorized representative a copy of the Personal Rights form (LIC 613A [9/96]).

SERIOUSCOMPLIANCE101429(a)(2)(B)Type BFeb 5, 2026

(B) Staff shall physically check on sleeping infant(s) every 15 minutes and document the following:

SERIOUSCOMPLIANCE101216(i)(2)Type BComplaintMar 27, 2024

Based on record review, the licensee did not comply with the section cited above in director and staff have current certificate, but the certificate is from an entitly that is not EMSA approved. No EMSA sticker on certificate, which poses/posed a potential health, safety or personal rights risk to persons in care.

SERIOUSCOMPLIANCE101216(f)Type BComplaintMar 27, 2024

Based on record review, the licensee did not comply with the section cited above in director and staff have current certificate, but the certificate is from an entitly that is not EMSA approved. No EMSA sticker on certificate, which poses/posed a potential health, safety or personal rights risk to persons in care.

SERIOUSCOMPLIANCE101216(f)Type AComplaintMar 27, 2024

LPA observed Staff 1 (S1) is not associated to the facility. LPA observed on LIS that S1 has a fingerprint clearance. Per Director, she didn't submit the transfer request form. This poses an immediate risk to the health, safety, and personal rights of child in care.

CRITICALSTAFFING101229(a)(1)Type BComplaintMar 27, 2024

Based on interview, the licensee did not comply with the section cited above in outlets use for drinking and food preparation has not been tested for lead as required which poses/posed a potential health, safety or personal rights risk to persons in care.

CRITICALSTAFFING101229(a)(1)ComplaintMar 27, 2024

Type A citation - immediate risk to health, safety, or personal rights

SERIOUSCOMPLIANCE101216(i)(2)ComplaintMar 27, 2024

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE1597.16(a)(1)ComplaintMar 27, 2024

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE101216(f)ComplaintMar 27, 2024

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE1597.16(a)(1)Type BComplaintMar 27, 2024

(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.

SERIOUSCOMPLIANCE101216(i)(2)Type AComplaintMar 27, 2024

Based on interview and record review, it was disclosed by 3 of 7 staff, that a child was left unattended in a classroom without supervision on 11/19/2021. This posed an immediate risk to the health, safety, and personal rights of child in care.

SERIOUSCOMPLIANCE1597.16(a)(1)Type BComplaintMar 27, 2024

Based on interview, Staff #1 stated that the incident where a child was left unsupervised in a classroom, took place, but facility did not make any report to the Department. This poses a potential risk to the health, safety, and personal rights of children in care.

CRITICALSTAFFING101229(a)(1)Type BComplaintMar 27, 2024

Based on interview, the licensee did not comply with the section cited above in outlets use for drinking and food preparation has not been tested for lead as required which poses/posed a potential health, safety or personal rights risk to persons in care.

SERIOUSSAFETY101700.3(c)ComplaintMar 14, 2024

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE101216(f)ComplaintMar 14, 2024

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE1597.16(a)(1)ComplaintMar 14, 2024

Type B citation - potential risk if not corrected

SERIOUSCOMPLIANCE1597.16(a)(1)Type BComplaintMar 14, 2024

(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.

SERIOUSCOMPLIANCE101216(f)Type BComplaintMar 14, 2024

(f) At least one staff member who is trained in pediatric cardiopulmonary resuscitation and pediatric first aid pursuant to Health and Safety Code Section 1596.866 shall be present when children are at the child care center or offsite for center activities.

SERIOUSCOMPLIANCE101216(f)Type BComplaintMar 14, 2024

(f) At least one staff member who is trained in pediatric cardiopulmonary resuscitation and pediatric first aid pursuant to Health and Safety Code Section 1596.866 shall be present when children are at the child care center or offsite for center activities.

SERIOUSCOMPLIANCE1597.16(a)(1)Type BComplaintMar 14, 2024

(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.

SERIOUSSAFETY101700.3(c)Type BComplaintMar 14, 2024

(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.

SERIOUSSAFETY101700.3(c)Type BComplaintMar 14, 2024

(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.

CRITICALCOMPLIANCEComplaintJan 20, 2022

Type A citation from complaint investigation - immediate risk

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Frequently Asked Questions

What is DISCOVERY WORLD MONTESSORI's safety grade?

DISCOVERY WORLD MONTESSORI has a safety grade of C (Average) based on state inspection data. The composite score is 74.9 out of 100.

How many violations does DISCOVERY WORLD MONTESSORI have?

DISCOVERY WORLD MONTESSORI has 28 total violations on record, including 4 critical, 24 serious, and 0 minor.

When was DISCOVERY WORLD MONTESSORI last inspected?

DISCOVERY WORLD MONTESSORI was last inspected on February 5, 2026.

Has DISCOVERY WORLD MONTESSORI had any complaints?

DISCOVERY WORLD MONTESSORI has 1 complaint investigation on record, with 1 substantiated allegation, 0 inconclusive, and 3 unsubstantiated.

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