Lil' People's World

STEM Outdoors: Measuring Puddles and Shadows in Bellevue

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In the Pacific Northwest, outdoor play doesn’t stop when the weather changes — it becomes an opportunity for discovery. From rainy mornings to bright summer afternoons, Bellevue’s natural environment provides the perfect classroom for hands-on STEM learning.

At Lil’ People’s World, we integrate outdoor science exploration into our infant care, toddler program, preschool, and pre-K classrooms. Measuring puddles and tracking shadows are simple yet powerful ways to build early math and science skills while keeping children active and engaged.

For families in North Seattle, Bellevue, Kirkland, and nearby Eastside communities, outdoor STEM activities are a meaningful way to support kindergarten readiness through play.

Why Outdoor STEM Matters in Early Childhood

Young children learn best through direct experience. Outdoor STEM activities help children:

  • Ask questions and make predictions
  • Observe changes over time
  • Compare sizes and quantities
  • Develop early measurement skills
  • Strengthen vocabulary and descriptive language

These foundational skills support long-term success in math, science, and problem-solving.

Measuring Puddles: Rainy Day Math in the PNW

Rain is a regular part of life in Bellevue — which makes puddles a perfect learning tool.

Simple puddle investigations might include:

  • Comparing which puddle is biggest or smallest
  • Measuring depth using a stick
  • Marking water levels with chalk
  • Timing how long it takes for puddles to dry

Ask open-ended questions such as:

  • Which puddle is deeper?
  • What do you think will happen when the sun comes out?
  • Why do some puddles disappear faster than others?

These conversations build early scientific reasoning and prediction skills.

Safety tip: Always supervise closely and ensure children wear appropriate rain gear and boots.

Exploring Shadows: Light and Movement

Sunny days offer another exciting STEM opportunity — shadows.

Shadow activities might include:

  • Tracing a child’s shadow with chalk
  • Comparing shadow lengths in the morning and afternoon
  • Observing how shadows change when clouds pass
  • Creating shadow shapes with hands

Children quickly notice that shadows move and change size throughout the day. This introduces basic concepts of light, position, and time in a concrete way.

Skills Children Build Through Outdoor Measurement

Measuring puddles and shadows supports whole-child development by strengthening:

  • Early math concepts (longer, shorter, deeper, shallower)
  • Spatial awareness
  • Observation skills
  • Critical thinking
  • Collaboration and teamwork

For families searching for the best preschool in Bellevue or a trusted early learning center on the Eastside, hands-on outdoor exploration is a strong indicator of quality programming.

How Outdoor STEM Supports Kindergarten Readiness

Kindergarten teachers value children who can:

  • Use descriptive language
  • Compare quantities
  • Make simple predictions
  • Record observations
  • Participate in group discussions

Outdoor STEM experiences naturally develop these competencies in a joyful, low-pressure way.

Simple Ways to Try This at Home

You don’t need special equipment to explore STEM outdoors. Try:

  • Bringing a measuring tape outside
  • Using chalk to mark shadow changes
  • Taking photos at different times of day
  • Keeping a simple weather journal
  • Asking your child to predict what will happen next

The key is curiosity, not perfection.

Frequently Asked Questions

Is outdoor STEM safe in rainy weather?

Yes, with proper clothing and supervision. Rain gear and boots make puddle exploration both safe and fun.

What if my child doesn’t seem interested?

Follow their lead. Some children may prefer shadows, others water play. Curiosity grows with exposure.

How often should we do outdoor STEM?

Even short observations — five to ten minutes — can create meaningful learning moments.

Why Families Choose Lil’ People’s World

Families across Bellevue, North Seattle, Kirkland, and nearby Eastside communities choose us because we provide:

  • Family-owned care since 1994
  • Licensed and insured facilities
  • Low teacher-to-child ratios
  • Research-based Creative Curriculum
  • Safe, clean learning environments
  • Programs from infant care through pre-K and before and after school care
  • Strong communication and family partnerships

Our classrooms extend beyond four walls, using the natural beauty of the Pacific Northwest as a living laboratory.

Discover Outdoor Learning in Bellevue

Whether it’s measuring puddles after a rainy morning or tracing shadows on a sunny afternoon, outdoor STEM activities help children connect curiosity with confidence.

If you’re exploring preschool or childcare options in Bellevue or the surrounding Eastside communities, we’d love to show you how we turn everyday moments into meaningful learning experiences.


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Pre-School Curriculum

We use a teaching strategy called “Creative Curriculum,” when educating our Pre-Schoolers. Creative Curriculum primarily focuses on:

Creative Curriculum for preschool is a comprehensive, science based, early childhood education curriculum that has demonstrated through studies to have a positive impact on the quality of the child’s classroom conduct, as well as improvements to cognitive and social-emotional development.

Creative Curriculum promotes positive physical, social, and cognitive outcomes for children through a variety of activities including fine motor, large motor, sensory, art, dramatic play, and science activities.

Toddler Curriculum

We use a teaching strategy called, “Creative Curriculum,” when educating our Toddlers. Creative Curriculum primarily focuses on:

The goal of our toddler curriculum is to help children develop both their body and their minds in a safe and healthy place. These early, positive interactions with caring adults can give young children the confidence they need to explore their surroundings and take joy in their day-to-day discoveries.

Examples of their day-to-day activities can be found in the weekly sample schedule included below.

Infant Curriculum

Our daily infant curriculum is broken up into four categories of development:

01
Physical Experience
To assure our infants reach their appropriate physical development milestones, we employ our Physical Experiences curriculum. Physical Experiences utilizes motor activities that focus on both large and small muscle development.
02
Listening and Talking Experience
Before the age of one, infants are learning to understand the things that we are saying. For this reason, we provide a Listening and Talking Experience, which includes reading books, singing songs, and talking about the surroundings to aid in their communication development.
03
Creative Experience
Creative Experience allows infants to explore the many beauties that arts and crafts expose our minds to. The process of ‘art with infants’ enables our children to explore and experiment with different smells, textures, and artistic tools as a means of facilitating an early understanding of creative thought and design.
04
Learning From the World
Learning from the World introduces the infant to the world around us, allowing us to aid in their sensory development within a free, yet controlled environment. Examples of these activities can be found in the weekly sample schedule included below.