W-Sitting in Children: What Australian Parents Need to Know

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If you’ve noticed your child sitting on the floor with their legs bent behind them in a “W” shape, you’re not alone. W-sitting is very common in young children, especially toddlers and preschoolers. While it can be a normal developmental phase, persistent W-sitting may sometimes indicate underlying challenges that benefit from therapy support.

At My Therapy Crew, our Australian-registered occupational therapists and physiotherapists help families understand when W-sitting is part of typical development — and when it’s worth looking a little deeper.

What Is W-Sitting?

W-sitting occurs when a child:

  • Sits on the floor with their bottom between their legs
  • Knees bent forward
  • Feet positioned out to either side, forming a “W” shape

Children often choose this position because it provides a wide base of support, making it easier to sit upright without engaging core muscles.

Is W-Sitting Bad for Children?

Occasional W-sitting is not harmful for most children. However, frequent or prolonged W-sitting may be linked to challenges with muscle strength, balance, or coordination.

Therapists generally recommend discouraging habitual W-sitting, rather than panicking about it.

When W-Sitting May Be a Concern

Possible ConcernWhy It Matters
Reduced core strengthLimits development of postural control and endurance
Poor balanceCan affect coordination and playground skills
Hip and leg positioningMay place extra stress on hips, knees, and ankles
Delayed bilateral coordinationReduces crossing midline and two-sided skills
Preference for stabilityMay indicate low muscle tone or motor planning challenges

Children who always W-sit and avoid other positions (cross-legged, side sitting, long sitting) may benefit from a therapy assessment.

What Causes Children to W-Sit?

Some common reasons include:

  • Low core muscle strength
  • Increased joint flexibility or low muscle tone
  • Developing balance skills
  • Sensory or postural preferences
  • Motor planning difficulties

Importantly, W-sitting does not cause developmental delays, but it can be a sign that extra support may help.

What Do Occupational Therapists and Physiotherapists in Australia Recommend?

Our registered AHPRA therapists follow evidence-based, child-centred approaches. Rather than forcing a child to “sit properly”, OTs focus on:

  • Encouraging movement variety
  • Building strength through play
  • Supporting functional participation

At My Therapy Crew, we guide families toward practical, positive strategies.

How Therapy Can Help with W-Sitting

Therapy support may include:

  • Assessing posture, strength, balance, and coordination
  • Identifying underlying sensory or motor factors
  • Recommending alternative sitting positions
  • Designing play-based activities to strengthen core muscles
  • Supporting confidence in movement and play

Common Alternative Sitting Positions

Preferred PositionBenefit
Cross-legged sittingImproves core engagement and balance
Side sittingEncourages weight shifting and trunk rotation
Long sittingPromotes hamstring stretch and upright posture
Kneeling or half-kneelingBuilds hip and core stability

Should Parents Stop Their Child from W-Sitting?

A helpful approach is:

  • Gently prompt: “Let’s try sitting cross-legged”
  • Model different sitting positions yourself
  • Encourage movement breaks rather than long floor sitting
  • Focus on strengthening, not correcting

If your child struggles to maintain alternative positions, this is a sign that therapy input may be beneficial.


Does W-Sitting Mean My Child Needs the NDIS?

Not necessarily. W-sitting alone does not qualify for National Disability Insurance Scheme (NDIS) funding. However, if it’s part of broader functional challenges affecting daily life, OT and Physioassessments can help determine appropriate supports.

My Therapy Crew works with both NDIS-funded and privately funded families and can guide you through your options.

How My Therapy Crew Supports Children

Families choose My Therapy Crew because we offer:

  • Evidence-based therapy aligned with Australian standards
  • Play-based, child-led interventions
  • Support across home, school, clinic, and telehealth
  • Clear guidance for parents without fear-based messaging
  • Collaboration with educators and other health professionals

Our goal is always the same: helping children move, play, and participate with confidence.

When to Seek Therapy Advice

Consider booking an assessment if your child:

  • Always W-sits and resists other positions
  • Tires quickly during floor play
  • Appears clumsy or avoids physical play
  • Has difficulty with balance or coordination
  • Shows delays in motor development

Early support can make everyday movement easier and more enjoyable.

Get Support from My Therapy Crew

If you have concerns about W-sitting or your child’s posture and movement, our therapists are here to help.

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