As of July 1st, Cranbrook Institute of Science does not allow peanuts, tree nuts, or nut butter in the museum.

We request that you please refrain from bringing these items, or items made with these ingredients, into the museum. We appreciate your cooperation and apologize for any inconvenience.

Plan Your Visit

Museum Hours

Tuesday-Thursday: 10am-5pm
Friday/Saturday: 10am-10pm
Sunday: Noon-4pm


39221 Woodward Ave.
Bloomfield Hills, MI

Science Shop


Tuesday-Thursday: 11am-3pm
Friday: 11am-9pm
Saturday: 11am-4pm
Sunday: Noon-4pm
If our hours don't fit your schedule, our online store is always available!

Reflections Café


Monday-Friday: 7:45am-3pm
Saturday: 11am-3pm
Sunday: Noon-3pm
First Fridays of the Month: 5 -8pm
The Reflections Café is located on the main floor near the planetarium.

Hours of Operation

In addition to the times above, the Café is open Mondays between Memorial Day and Labor Day, and during school breaks, 7:45am to 3pm.

The Café is open the first Friday of every month from 5 to 8pm, and during special events as announced.

The Institute of Science is closed most Mondays from Labor Day through Memorial Day. Please check our daily schedule for details. We are also closed New Year's Eve and Day, Easter, Memorial Day, Independence Day, Labor Day, Thanksgiving, Christmas Eve and Day.

Courtesy of the MASCO Corporation Foundation, admission to the Institute of Science is free after 5pm the first Friday of each month through June 2020.

Admission until 5pm

  • Adults: $13.00
  • Children ages 2 - 12: $9.50
  • Seniors 65+: $9.50
  • Children under 2: Free
  • All Members: Free

Friday/Saturday Evening Admission 5 - 10pm

  • Adults: $6.50
  • Children ages 2 - 12: $5.50
  • Seniors 65+: $5.50
  • Children under 2: Free
  • All Members: Free

exploreLAB, Insect Inspector, & Acheson Planetarium Tickets (in addition to museum admission when applicable)


The observatory is free with museum admission and is open every Friday/Saturday from 8:30 - 10pm during daylight savings and 7:30 - 10pm during standard time. It is also open the first Sunday of the month from 1 - 4pm for safe viewing of the sun. Observatory hours are subject to change based upon the current or expected weather conditions. For specific information about observatory hours, please call ahead at 248 645.3200, and press 0.

If you have a group of 20 or more people, please call 248 645.3210 or email to inquire about discounted admission rates.