7/18- OPEN PLAY 10a-12p, 1p-3p, 4p-6p | Reservations REQUIRED
Our play space is thoughtfully designed for children from crawlers through 7 years old. Every play station encourages imagination, creativity, and learning in a safe, clean environment. (Mandem's Imagination)
Yes! We highly recommend reserving online before your visit. We intentionally limit the number of families in each session to create a more comfortable experience for both children and parents. While walk-ins may be accepted if space is available, reservations are the best way to guarantee your spot. (Mandem's Imagination)
Each Open Play session lasts 2 hours, giving your little one plenty of time to imagine, explore, learn, and play. (Mandem's Imagination)
Unlike larger indoor playgrounds, we intentionally keep our sessions smaller to help create a cleaner, safer, and less overwhelming environment where children can comfortably explore.
No. Every adult entering the play space must be accompanied by a child with a reservation. (Mandem's Imagination)
Yes. Every child must remain supervised by a responsible adult (18+) at all times while visiting. (Mandem's Imagination)
Yes. Grip socks are required for all guests, including children and adults. We provide brand-new grip socks during check-in for everyone's safety and cleanliness. Reused socks are not permitted. (Mandem's Imagination)
Yes. Every guest entering the play space must have a completed waiver before participating. We encourage completing it online before arriving to speed up check-in. (Mandem's Imagination)
Our equipment is designed specifically for children ages 7 and under. Children ages 8+ or over 80 pounds are not permitted on the play structures for safety reasons. (Mandem's Imagination)
No. Adults are not permitted on the play structures, ball pit, slides, or bounce equipment. (Mandem's Imagination)
Outside food and beverages are not permitted during Open Play. We offer pre-packaged snacks and drinks available for purchase. (Mandem's Imagination)
You're always welcome to arrive late, but your session will still end at the originally scheduled time to allow us to properly clean and prepare for the next session. (Mandem's Imagination)
Yes! With at least 24 hours' notice, we're happy to reschedule your Open Play reservation one time. Admission sales are otherwise final. (Mandem's Imagination)
Yes! Parking is available behind our building (please avoid numbered spaces), in the municipal lot across the street, and along nearby streets. Our entrance is located in the rear parking lot—not on Stuyvesant Avenue. (Mandem's Imagination)
Yes! Every birthday party includes exclusive use of the entire play space, so your family celebrates privately with only your invited guests. (Mandem's Imagination)
Our birthday parties are designed for children from crawlers through 7 years old. (Mandem's Imagination)
We currently offer:
Grow Party Package – Perfect for smaller celebrations.
Bloom Party Package – Our premium experience with additional décor, food, favors, and themed options. (Mandem's Imagination)
Absolutely! We take care of both setup and cleanup so you can enjoy your child's special day stress-free. (Mandem's Imagination)
Yes! Both party packages include food and beverages. You're welcome to bring your own birthday cake, cupcakes, and party favors. (Mandem's Imagination)
Yes! Depending on your package, you can choose color selections or one of our available party themes to personalize your celebration. (Mandem's Imagination)
To help us maintain a safe and beautiful environment, decorations are limited. You're welcome to bring:
One helium balloon
Birthday cake or cupcakes
Party bags
Confetti, glitter, piñatas, and outside balloons are not permitted. (Mandem's Imagination)
No. For insurance, safety, and operational reasons, outside vendors—including entertainers, photographers, balloon artists, caterers, face painters, and rental companies—are not permitted. (Mandem's Imagination)
A 30% non-refundable deposit is required to reserve your party date and time. (Mandem's Imagination)
Your final balance must be paid 10 business days before your party. (Mandem's Imagination)
Yes! Additional children may be added (within package limits) for an additional fee. Please contact us in advance so we can prepare accordingly. (Mandem's Imagination)
Right on time. To ensure every family receives a clean and fully prepared space, party times cannot be extended. (Mandem's Imagination)
Please contact us as soon as possible by email, text, and phone. Cancellation policies are outlined in your party agreement. (Mandem's Imagination)
1255 Stuyvesant Avenue, Suite B
Union, NJ 07083
Please note: Our entrance is located in the rear parking lot behind the building. (Mandem's Imagination)
We are closed on Mondays and our Open Play schedules vary due to private birthday parties and special events. We recommend checking our website or social media before visiting for the latest availability. (Mandem's Imagination)
Yes! We offer membership options and flexible play passes that help families save while enjoying more playtime throughout the year. (Mandem's Imagination)
Because we're more than just an indoor playground. We offer a clean, thoughtfully designed boutique play space where imagination sparks learning. With smaller session sizes, private birthday parties, and engaging play experiences, we create magical memories for children—and a relaxing experience for parents