# Learning System Missouri Schoolwide Positive Behavior Support: Assisting schools and districts > Supporting Missouri schools with a research\-based, multi\-tiered behavior framework that builds positive, safe, and effective learning environments\. Generated by Yoast SEO v28.7, this is an llms.txt file, meant for consumption by LLMs. ## Pages - [Early Childhood](https://pbismissouri.org/early_childhood_2/) - [Bully Prevention](https://pbismissouri.org/bully_prevention-2/) - [Tier 1 Guide \& Resources](https://pbismissouri.org/tier-1-workbook-resources/) - [Educators' Blueprint Podcast](https://pbismissouri.org/educators-blueprint-podcast/) - [Personnel](https://pbismissouri.org/personnel/) ## Courses - [Tier 1 Clarifying Expected Behavior](https://pbismissouri.org/courses/tier-1-clarifying-expected-behavior/) - [Foundation \- Science of Behavior](https://pbismissouri.org/courses/foundation-science-of-behavior/) - [Tier 1 Encouraging Expected Behavior](https://pbismissouri.org/courses/encouraging-expected-behavior/) - [Tier 2 Check\-In, Check\-Out](https://pbismissouri.org/courses/check-in-check-out/) - [Tier 1 Discouraging Unexpected Behavior](https://pbismissouri.org/courses/discouraging-inappropriate-behavior/) ## Optional - [Sitemap index](https://pbismissouri.org/sitemap_index.xml)