The Children’s Museum's

mission is to inspire children's creativity and stimulate their curiosity to discover the world through playful exploration of the arts and sciences.



Please consider making a

tax deductible donation.

Tax ID# 20-3496878




Visit us on

For more information:
E: info@cmosc.org
T: 707-546-4069
Send regular mail to:
P.O. Box 12323
Santa Rosa, CA 95406

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*Recommended for ages 4 and up

20 Minute Interactive Demonstration on Air Power

Minimum of 10 hands-on CMOSC exhibits

Infineon Race Car (Parental Supervision required)

Wind Tube Station

Balloon Blow Up Station

*Recommended for ages 4 and up

10 Minute Interactive Demonstration on States of Matter with Dry Ice

Minimum of 10 hands-on CMOSC exhibits

Infineon Race Car (Parental Supervision required)

Ooblech Bin

Color Mixing with Jelly Crystals Activity
*Recommended for ages 5 and up

*Recommended during warmer months

*Hosts must assist in supervising children during outdoor activities

Infineon Race Car (Parental Supervision required)

Paint Wall (outdoors only)
Chalk Making Activity

*Recommended for 3 and under
*No Activity or Demonstration ($50 savings)

Infineon Race Car (Parental Supervision required)
Minimum of 10 hands-on CMOSC exhibits targeted towards age range
Self Guided Play Bins:

  • Bubble Bin (weather permitting)
  • Ooblech Bin (weather permitting)
  • Sensory Bin


 

        

Celebrate your child's birthday at the Children's Museum of Sonoma County's new home in Santa Rosa!


Our unique hands-on exhibits and activities spark curiosity and creativity, providing 2 hours of fun and discovery for your child and friends. 


$275 for 90 minutes of play and 30 minutes of cake/snack time

$50 (Additional 30 minutes)

$7 (Each Additional Child up to 25 Total)

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Ninety (90) minutes of play time with our interactive, hands-on exhibits 


  • 2 CMOSC Play Pals to guide all activities
  • One hands-on group science or art activity to be chosen by host (see below)
  • T-shirt and take-home experiment for the Guest of Honor ($15 value)

 Thirty (30) minutes for cake/snack and gifts


  • Access to full kitchen for refrigeration and storage
  • Food, plates, utensils, or napkins should be supplied by host
  • Paper table cover provided by CMOSC

 

Party hosts are welcome to arrive at the site up to 30 minutes ahead of party start time to set up for party.

 

Choose an Interactive Group Science or Art Activity


  • Party hosts select ONE science OR art activity listed below.
  • Bring your own CD's or choose from CMOSC selection. 
  • Play Pals will be responsible for implementing activities and demonstrations.  Parents/Chaperones are responsible for supervision of all children.  CMOSC recommends at least one adult for every eight children.
  • Exhibit Gallery will be inaccessible during and after the cake/snack time in order to protect CMOSC exhibits from food residue.
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Birthday parties are available daily at the site.

Reserve your party date by calling (707) 546-4069 or email anya@cmosc.org



  • A Children's Museum representative will contact you within 72 hours and make every effort to accommodate your first choice.

  • A deposit of 50% of the party cost is required to hold a party date.

  • Full payment is due the day of your party.

  • Deposits are non-refundable within 72 hours of the party date.