PK-8
Elementary
Horizon Montessori Iii - Stem Academy
2802 S 77 Sunshine Strip, Harlingen, TX 78550 · Serves pre-kindergarten through eighth grade.
Supply lists by grade
These are the default lists for 2026-27. If your teacher has published their own, you'll see it on the grade page.
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Claim your classroom and post your supply list, so parents shop once instead of guessing which version is current.