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Explore Fun DIY Science Projects at Home

At Brooklyn Preschool of Science, we believe learning doesn’t stop when the school day ends. Our collection of downloadable DIY science project PDFs gives parents and children the opportunity to continue exploring, creating, and discovering together at home. Designed for preschoolers, toddlers, and young children, these hands-on activities encourage curiosity, critical thinking, creativity, and early STEM learning through fun and engaging experiments. Whether you’re looking for educational activities for your child, simple science projects for preschoolers, or family-friendly learning experiences, our DIY resources help bring the excitement of science, technology, engineering, and discovery into your home while strengthening parent-child connections through meaningful play and exploration.

JANUARY – How to Make a Rainbow in Your House

Make a Rainbow in Your House

Bring the magic of science into your home with this fun and easy rainbow experiment from Brooklyn Preschool of Science. Using just a flashlight, a CD, and a dark room, children can explore how light travels and discover how rainbows are created. As they shine the light onto the surface of the CD, they’ll be amazed to see colorful patterns appear on walls, floors, and other surfaces around the room.

This hands-on STEM activity encourages children to observe, ask questions, and experiment with different angles and reflections while learning about light and color. Perfect for preschoolers and young learners, this simple science project helps develop curiosity, critical thinking, and a love for discovery while creating meaningful learning experiences for parents and children to enjoy together.

FEBRUARY – Make a Mint Fingerprint Science: forensic science

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Brooklyn Prekindergarten DIY project

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Make a Mint Fingerprint

Turn your child into a junior detective with this exciting fingerprint science activity from Brooklyn Preschool of Science. In this hands-on forensic science experiment, children use simple household materials to create, lift, and examine fingerprints while learning that every person’s fingerprints are unique. As they investigate patterns and compare their findings, children develop observation skills, attention to detail, and an early understanding of scientific investigation.

This fun STEM activity introduces preschoolers and young learners to the fascinating world of forensic science through play-based learning. By exploring fingerprints and discovering how scientists use them to identify individuals, children are encouraged to ask questions, think critically, and make connections between science and the world around them. It’s a perfect at-home project for parents and children to enjoy together while fostering curiosity, problem-solving, and a lifelong love of learning.

March – How strong can a sheet of paper be?

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Childcare brooklyn DIY project

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How Strong Can a Sheet of Paper Be?

At Brooklyn Preschool of Science, children discover that science and engineering can be found in everyday objects—even a simple sheet of paper. This hands-on STEM activity challenges young learners to explore concepts such as strength, structure, design, and problem-solving by testing how much weight different paper shapes can support. Through observation, prediction, and experimentation, children gain a deeper understanding of basic engineering principles while having fun at home with their families.

As a leading science-based preschool and daycare in Brooklyn, Brooklyn Preschool of Science encourages children to develop critical thinking skills through engaging, hands-on learning experiences. Families from Cobble Hill, Brooklyn Heights, and Park Slope can use this DIY project to extend classroom learning into the home while fostering curiosity, creativity, and confidence. Activities like these support early childhood development and help preschoolers build a strong foundation in STEM, making learning both exciting and meaningful for young children.

April – Can we make a homemade Kazoo?

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Brooklyn Preschool DIY Project

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Can We Make a Homemade Kazoo?

At Brooklyn Preschool of Science, we believe some of the best learning experiences happen when children can create, explore, and experiment with their own hands. This fun DIY STEM activity teaches children about sound, vibration, and music as they build a homemade kazoo using simple household materials. As young learners blow into their creation and listen to the sounds it produces, they begin to understand how vibrations create sound waves and how different materials can affect what we hear.

As a leading preschool, daycare, and early childhood education center in Brooklyn, Brooklyn Preschool of Science encourages children to discover science through play-based learning and hands-on exploration. Families from Cobble Hill, Brooklyn Heights, and Park Slope can enjoy this engaging at-home project while reinforcing important STEM concepts in a fun and memorable way. Activities like this help preschoolers develop creativity, problem-solving skills, and scientific curiosity while building a strong foundation for future learning in science, technology, engineering, and mathematics.

May – Mealworm Habitat Science: Life Science

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Mealworm Habitat: Exploring Life Science at Home

At Brooklyn Preschool of Science, children learn that science is all around them—including in the fascinating world of living creatures. This engaging life science activity invites children to create a mealworm habitat, observe its behavior, and document the incredible transformation that takes place during metamorphosis. Through daily observations, preschoolers develop scientific thinking skills as they ask questions, record discoveries, and learn about the needs of living organisms, including food, water, air, and shelter.

As a leading preschool, daycare, and early childhood education center in Brooklyn, Brooklyn Preschool of Science encourages hands-on STEM learning that sparks curiosity and a love for discovery. Families in Cobble Hill, Brooklyn Heights, and Park Slope can extend classroom learning at home by exploring life science concepts together while observing a mealworm’s journey from larva to beetle. This fun and educational project helps children develop observation skills, critical thinking, patience, and an appreciation for the natural world while supporting the science-based learning approach that makes Brooklyn Preschool of Science one of Brooklyn’s most innovative preschool programs.

June – Homemade Playdough Science: Chemistry

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Brooklyn Daycare School

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Homemade Playdough: Learning Through Creativity and Exploration

At Brooklyn Preschool of Science, we believe some of the most valuable learning experiences happen through hands-on play. This fun homemade playdough activity allows children to create, mold, and explore while developing important fine motor skills, creativity, and sensory awareness. As preschoolers mix ingredients, observe changes in texture, and shape their own creations, they are introduced to basic scientific concepts such as measuring, mixing, and cause-and-effect in an engaging and age-appropriate way.

As a trusted preschool, daycare, and early childhood education center in Brooklyn, Brooklyn Preschool of Science encourages families to continue STEM learning at home through simple, interactive activities. Families in Cobble Hill, Brooklyn Heights, and Park Slope can enjoy this educational DIY project together while helping children strengthen hand-eye coordination, problem-solving skills, and imaginative thinking. Activities like homemade playdough support early childhood development and reinforce the science-based learning approach that makes Brooklyn Preschool of Science a leading choice for preschool and daycare programs in Brooklyn.

July – Pollution Catcher Science: Ecology

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Childcare DIY projects in Brooklyn

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Pollution Catcher: Exploring Ecology and Environmental Science

At Brooklyn Preschool of Science, children learn that science can help us better understand and protect the world around us. This engaging ecology experiment encourages preschoolers to become young environmental scientists by creating a simple pollution catcher that collects particles from the air. As children observe and analyze what their pollution catcher collects over time, they gain a hands-on understanding of air quality, pollution, and the importance of caring for our planet. This activity promotes observation, critical thinking, and environmental awareness while introducing important science concepts in a fun and age-appropriate way.

As a leading science-based preschool, daycare, and early childhood education center in Brooklyn, Brooklyn Preschool of Science inspires children to explore real-world STEM topics through meaningful hands-on experiences. Families in Cobble Hill, Brooklyn Heights, and Park Slope can extend classroom learning at home by participating in this exciting environmental science project together. Activities like the Pollution Catcher help children develop scientific inquiry skills, foster a love for nature, and build an understanding of how small actions can make a positive impact on the environment. It’s just one of the many ways Brooklyn Preschool of Science helps prepare young learners for a lifetime of curiosity, discovery, and responsible citizenship.

August Aluminum Foil Volcano Science: Geology

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Brooklyn Heights Preschool

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Aluminum Foil Volcano: Discovering the Science of Geology

At Brooklyn Preschool of Science, we love bringing science to life through exciting, hands-on experiments that spark curiosity and imagination. This Aluminum Foil Volcano project introduces children to the fascinating world of geology and Earth science by demonstrating how volcanoes erupt. As preschoolers build their own volcano and create a safe volcanic eruption using simple household ingredients, they learn about chemical reactions, pressure, and the powerful natural forces that shape our planet. This engaging STEM activity encourages observation, prediction, and scientific exploration while making learning fun and memorable.

As a premier preschool, daycare, and early childhood education center in Brooklyn, Brooklyn Preschool of Science provides children with meaningful opportunities to explore science through hands-on discovery. Families in Cobble Hill, Brooklyn Heights, and Park Slope can extend classroom learning into the home with this exciting volcano experiment while reinforcing important STEM concepts. Activities like the Aluminum Foil Volcano help young learners develop critical thinking, problem-solving skills, and a deeper understanding of Earth science, all while nurturing the curiosity and love of learning that are at the heart of the Brooklyn Preschool of Science experience.

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