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Tool name

Teaching Pyramid Infant–Toddler Observation Scale for Infant–Toddler Classrooms, Research Edition

Use to evaluate

Implementation of Pyramid Model practices to support development of responsive, nurturing relationships and promotion of children’s strong social-emotional development

Age range

Birth to 3

Completed by

A trained administrator

Time commitment

2 hours for the classroom observation, 15–20 minutes for the interview with the teacher, and 30–45 minutes for scoring.

A child's early teachers and caregivers play a vital role in supporting social-emotional development.


TPITOS™ is the essential tool you need to ensure that infant–toddler teachers are using the Pyramid Model practices with fidelity.

Modeled after the Teaching Pyramid Observation Tool (TPOT™) for Preschool Classrooms, TPITOS is for early childhood center-based programs caring for infants and toddlers. Focusing on teacher practices and classroom environment variables, TPITOS measures how well your program’s staff is fostering responsive, nurturing relationships with children and promoting strong social-emotional development in their earliest years.


  • Ensures effective implementation of the proven PBIS-based Pyramid Model
  • Supports professional development efforts in center-based infant–toddler settings
  • Strengthens the practices of individual teachers or caregivers, classroom teams, and entire programs
  • Monitors the success of quality improvement initiatives
  • Builds a foundation for social-emotional competence in the critical first years of life


What You'll Need


Teaching Pyramid Infant–Toddler Observation Scale (TPITOS™) for Infant–Toddler Classrooms Set, Research Edition


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One pack of forms

Additional products and resources

Free downloads

TPITOS At-A-Glance

To find out if Teaching Pyramid Infant–Toddler Observation Scale (TPITOS™) for Infant–Toddler Classrooms is the right tool for your early childhood program, check out this At-A-Glance sheet. Download now to…

TPITOS Sample Form

View this form to see what the TPITOS screening tool looks like, including the format of the screening pages, the types of questions asked, and the way that the tool…

Training and webinars

TPITOS Reliability Training will be available through Brookes on Location. Email for more information.

This free 45-minute webinar, hosted by the developers of TPITOS, will cover the relationship between the Pyramid Model, TPITOS, and TPOT as well as explore the unique features and functions of the TPITOS tool.

View the webinar

Once you’ve completed your observation, calculating results is easy with the TPITOS scoring spreadsheet.