Imagine
Step into new roles, invent new stories, and discover how far a child’s imagination can go.
Play. Learn. Discover.
Big curiosity starts here.
A hands-on children’s museum where kids can imagine, experiment, create, and discover the joy of learning together.
3366 Sheffield, Dyer, IN 46311
Made for curious kids
Purposeful play, creative thinking, and memorable family moments—all in one joyful place.
Start your adventure
Join Our Email List Make your day a discovery.
Everything families need to get excited, get involved, and get ready.
Plan Your Visit
Opening information, hours, admission, and visitor details will be shared as they become available.
Get opening updates →Explore & Play
See how hands-on STEAM, art, imagination, and real-world play can turn every visit into an adventure.
Explore the experience →Celebrate & Connect
Ask about future programs, group experiences, community partnerships, and special celebrations.
Start a conversation →
Where fun and learning meet
A museum made for curious minds.
City of Great Discovery is being imagined as a welcoming, hands-on space where children build confidence by trying, making, moving, pretending, and asking one more question.
- ✓ Hands-on STEAM discovery
- ✓ Creative art and making
- ✓ Imaginative role-play
- ✓ Meaningful family time
Three ways to discover
Every “what if?” can become a wow.
Our future experiences will encourage children to follow their interests, test their ideas, and see themselves as capable thinkers and creators.
Experiment
Mix, build, test, and try again through playful challenges that make big ideas feel exciting.
Create
Turn ideas into something real with art, design, making, movement, and joyful self-expression.
We believe discovery belongs to every child.
Our vision is a joyful community space where hands-on learning sparks imagination, strengthens problem-solving, and helps children see possibility everywhere.
Help shape the future.
Community partners, educators, families, volunteers, and supporters can all play a part in bringing this vision to life.
Connect With Us
Stay in the loop
Don’t miss the next discovery.
Get museum progress, opening news, community events, and opportunities to be part of the journey.
No clutter—just meaningful museum news and family-friendly updates.