National Learn About Butterflies Day is commonly listed as March 14. Because observance calendars may vary, confirm the date with a current calendar before planning a themed event.
This is a great opportunity to learn about caterpillars and #butterflies.
Make the inquiry visible with a simple observation record. Invite children to draw what they notice, dictate a sentence, or mark a change on a shared timeline. Ask open-ended questions such as, “What looks different today?” and “What do you think may happen next?” Encourage children to distinguish what they observe from what they predict; returning to an earlier prediction helps them revise their ideas in response to evidence. Use accurate terms such as caterpillar, chrysalis, and butterfly, and connect children’s words to features they can see, including movement, color, and shape. Keep the observation brief and recurring so children can compare changes across days rather than relying on memory alone.
Plan the experience around children’s access, comfort, and the care needs of the animals. Use the supplier’s instructions for the particular caterpillar species and habitat; do not improvise food or handling practices. Place the habitat where children can observe it without crowding, and supervise interactions. Children can participate through looking, drawing, describing, or asking questions; no child needs to touch an insect or enter a garden. If a child has a relevant allergy, sensory concern, or fear, offer an equivalent observation role using drawings, photographs, or a classroom model.
For outdoor observation, choose a visible garden area and establish clear boundaries before children explore. Help children look without collecting or disturbing butterflies, caterpillars, or plants. Check the site for hazards and follow your program’s usual outdoor supervision and family communication practices. These routines let educators support curiosity while keeping the focus on observation and respectful care.
A garden can make the life cycle investigation more concrete, but educators should frame it as an opportunity to observe rather than a guarantee of butterfly sightings. Discuss how plants provide food or shelter for different living things, and invite children to compare what they observe in the garden with what they see in photographs or books. Children can record the date of each observation, describe where an insect was seen, and revisit the record to notice patterns. Use questions such as “What did we find near the flowers?” and “What evidence supports that idea?” to connect language development with early scientific reasoning. Check plant suitability for the program’s location, avoid pesticides in areas children explore, and supervise outdoor observation according to program practices. These steps help make the garden a sustained inquiry space while supporting respectful observation and safe participation.
You could also have children plant a #garden to encourage butterflies to spend some time close to where the children can see them. Find plants butterflies are most attracted to and a space where children can easily observe the garden and watch for butterflies. For additional ideas, see how classroom gardens support children’s learning.
Start with a small, manageable area and involve children in planning what they can observe: visiting insects, changes in leaves, or the growth of plants. Before planting, identify which plants are appropriate for your location and check that the site can be maintained by the program. Children can help water with age-appropriate tools, sketch the garden, or keep a class record of sightings. If planting is not practical, a potted plant or a nearby outdoor observation walk can still support the same inquiry. The purpose is not to promise that butterflies will appear, but to give children a consistent place to notice living things and ask questions. Programs seeking a broader garden project can also explore how to start a small garden project with preschoolers.
Science is integral to children's learning: it builds foundational knowledge and creates opportunities for children to apply concepts creatively and communicate their reasoning. Through scientific inquiry, children also develop an increasingly nuanced understanding of the natural and physical world.
The National Science Teachers Association (NSTA) believes that children should directly experience investigative processes through active, hands-on learning experiences planned by teachers and responsive to children's varied approaches to learning.
Educators should provide many opportunities for exploration and experimentation with science materials. Below are just a few ideas to consider in order to increase children's scientific thinking.
A butterfly investigation can help children practice careful observation, prediction, and communication. Offer recurring opportunities to notice change, record evidence in different ways, and care for living things respectfully. Whether the classroom uses a rearing habitat, a garden, or outdoor observation, follow reliable care guidance and adapt participation to children’s needs. The most valuable outcome is not simply seeing a butterfly emerge; it is supporting children as they ask questions, compare evidence, and refine their explanations.
These practices can extend beyond a single themed day. In a butterfly investigation, educators can connect science with language by recording children’s questions, with early mathematics by comparing observations over time, and with art by inviting children to represent what they notice. Keep the activity inquiry-led: offer materials and prompts, then give children time to observe, explain, and revisit their ideas. For more strategies that support preschoolers’ questions and predictions, see how to teach preschoolers to ask better questions and make predictions. Educators can also adapt the investigation as an outdoor experience using ideas from turning indoor insect interest into outdoor investigation and making nature-based learning meaningful, inclusive, and safe.
Interested in adding more science exploration into the classroom? See how everyday play can become curiosity-driven STEM learning for related ideas. ChildCareEd offers several training courses that provide strategies for creating science and discovery centers in the classroom and include opportunities for observation, problem-solving, and predicting every day.How can educators carry the investigation into other learning areas?
Check out the courses below!