Kids Birthday Parties

Celebrate your child's special day with a Mad Science birthday party! We handle everything to make your child's next party a success. Our no-mess, hassle-free parties typically last one hour, with the option to add grand finales like cotton candy-making, bubbling potions, make and take slime, and rocket launches. Our science parties are sure to be the talk of the playground!

Ready to get your Mad Science party started?

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All About Our Kids Birthday Parties on Long Island!

Halloween Parties for Kids

Looking for a way to pumpkin-spice up your Halloween-themed event? We have some party themes that will do the trick!

Learn More!
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The Birthday Party Experience

Mad Science parties entertain children and parents alike. See what it's all about!

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At Home Birthday Parties for Kids

No mess, no stress! Our Mad Scientists take care of set-up and clean-up so that you can enjoy the demonstrations along with your child. Be amazed by spectacular chemical reactions, rocket launches, ooey, gooey slime and much, much more!

Kids Party Venue Suggestions

Don’t want to host the party at your house? There are plenty of local venues on Long Island that are Mad Science party-friendly. Check out our list for ideas!

Browse Venue Ideas!

Pricing

Our Party Finales and Add-Ons

Goody Bag

Mad Science Goody Bag
$6 each

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White Instructor Lab Coat

Mad Science Kids' Lab Coat
$8 each

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Dry Ice with Ice Cubes

Dry Ice & Potions
$65

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Rocket Launch

Rocket Launch
$65

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Cotton Candy

Cotton Candy Making
(outdoors only)
Starting at $90

Slime dripping

Special Slime
Glitter, Glow In The Dark, or Metallic Slime - $15 for up to 20 kids

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FAQ

When do I pay for a Mad Science party?

We ask for a $100 non-refundable deposit when you book your science party. All payments are due the day of the party, and the deposit will be deducted from your total. You can pay with a check, credit card or cash.

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Do I need to provide anything?

We need a folding table or card table so the Mad Scientist can setup the equipment. We will also need access to water for set-up and clean-up and access to electricity. Please let us know if your party location does not have either of these. After everything is set, the children sit in front of the table on the floor.

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How far in advance do I need to book my Mad Science party?

Our children's party schedule fills up quickly on Long Island. We suggest you book well in advance to get the date and time you want. Generally, 3 weeks in advance is recommended.

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What ages are your parties appropriate for?

Depending on the theme you choose, Mad Science birthday parties are appropriate for children ages 3-11. We determine the number of attendees based on the number of children that actively participate.

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Once I have scheduled my party, can I make changes to it later?

Any changes to your science party must be scheduled at least three business days before your party takes place.

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Can we do the party outdoors?

While we can hold a party outdoors, your child will get the best experience with a party held indoors, as wind and weather affects what we do. Rest assured, Mad Science parties are mess-free, so there is no issue hosting them inside. Some themes, such as Spark and Glow, are required to be indoors.

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What's your policy on tipping?

Gratuity is always appreciated. As with any other service, if you feel the Mad Scientist has done a good job meeting your expectations, you are welcome to give a tip. Please do not include the gratuity in the check or credit card if at all possible.

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Are Mad Science parties messy?

Our parties are not messy at all! If we're making slime indoors, we bring and place tablecloths on the floor and the children sit around it, making any possible mess contained. We can always go outdoors to make slime.

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READY TO GET YOUR MAD SCIENCE PARTY STARTED?

Request a Party!
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Customer Reviews

Want to know what people are saying about Mad Science of Long Island? Check out these reviews!

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Have another Question?

Reach out to us for more information (516) 620-6768

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