Blended Family Synergy and Collaboration Inventory (BF-BioParent-SCI-24)

A free, private 24-question self-assessment for biological parents in blended families. It takes about five to seven minutes and gives you a total score plus four subscale scores, highlighting where your partnership and family system feel strong and where they feel strained.

What this inventory measures

The inventory looks at four areas: communication and co-parenting, emotional support and understanding, role clarity and boundaries, and family cohesion.

Communication and co-parenting

Whether you and your partner can talk through parenting decisions and household rules and land in the same place, or whether those conversations keep stalling. Biological parents in blended families are often co-parenting across two fronts at once — with a partner at home and with an ex elsewhere — and this subscale looks at how well the one at home is working.

Emotional support and understanding

Whether your partner offers consistent empathy for what you are carrying, or whether you feel alone in your parenting role. Feeling unsupported while still being the person everyone turns to is one of the most draining positions in a blended family, and it is easy to miss because it looks like coping.

Role clarity and boundaries

Whether roles and expectations are well defined, or whether discipline and authority keep becoming a negotiation. Biological parents often end up as the interpreter between their children and their partner, and unclear boundaries put you in the middle of every disagreement by default.

Family cohesion

Whether the household feels like one family with shared positive experiences, or whether tension keeps pulling it into separate camps. Cohesion tends to be the last thing to arrive in a blended family and the first thing to slip under stress.

Who this inventory is for

Any biological parent whose children are part of a blended family — whether the household came together recently or years ago. It is written from your point of view, and it is private: it asks what your experience of the family is, not what anyone else would say about it.

For a view from a different seat in the same family, there is the step-parent integration and resilience questionnaire, the all-parent well-being questionnaire, and the child assessment. Where two people in the same household score very differently, that gap is usually the most useful thing to talk about first.

How it works

You answer 24 statements on a five-point scale, which takes most people five to seven minutes. There are no right answers and nothing is timed.

When you finish you see your total score, your four subscale scores, and a plain explanation of what each one suggests. You can have a copy emailed to you, and if you are working with a therapist you can have it sent to them as well.

What your score means

Total scores run from 24 to 120 and fall into three ranges.

Severe blended family strain (24 to 55)

You may be feeling overwhelmed and unsupported, with communication and collaboration strained across the family. A score in this range is where professional guidance makes the most difference, because the difficulties are usually interacting with each other rather than sitting in one place.

Moderate blended family strain (56 to 79)

There are recurring challenges in communication or emotional connection. Nothing here is in crisis, but these are the patterns that harden if they are left alone, and they respond well to attention now rather than later.

Low or no blended family strain (80 to 120)

A strong foundation of communication and clarity, with well-defined roles and a solid parenting alliance. A score here suggests the family has built something that works — worth protecting deliberately rather than assuming it will hold.

What this inventory is not

This assessment is intended for informational and self-reflection purposes only. It is not a diagnostic tool and does not replace professional medical or psychological advice.

A low score is not a diagnosis and a high score is not a clean bill of health. If anything in your results concerns you, the right next step is a conversation with a therapist who works with blended families.

Other assessments in this series

Alongside this one we offer the step-parent integration and resilience questionnaire, the all-parent well-being questionnaire, and the child assessment. You can also browse all of our self-discovery tools.

Working with us

Learn more about what we do, read answers to common questions, or meet our team.