Interactive experiences that help kids foster their creativity with innovation and fun.

General Admission Tickets (Millburn, NJ location)

Tens of thousands of people from all over the world have visited and fallen in love with Genius Gems: a Magnetic Experience, featuring the world's largest collection of magnetic tiles--over 30,000!  Design your own creation, or be inspired by one of our design challenges - we'll award you tokens and you can exchange them for prizes!

At Genius Gems, you can expect magnetic tile building, featuring our own Glitter Tiles and Candy Tiles, marble shoots, and a robot station featuring Ozobots®. We also feature a Design Bar where you can make your own customized Glitter Tile or slime (for an additional cost).

With Genius Gems, you can expect hands-on creativity, interacting with peers, critical thinking, and having fun. That is why people come to Genius Gems--and it's why they come back again and again.

Please book a time slot below. Every person needs a ticket (adults and children). Online reservations are required. We may not be able to accommodate guests who arrive without a ticket.

If you have any difficulty booking tickets, please email us at

For additional information and answers to frequently asked questions, please click here.

For information about safety at Genius Gems, please click here.

Additional children (23 months and under) are free only if accompanying an older sibling.

As of September 6, 2022, masks will be optional for all guests and staff at Genius Gems. In the event that Essex County moves to high risk for COVID, Genius Gems may decide to require masks again in the future. For any questions, please email us at