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December 2025

Sunday Monday Tuesday Wednesday Thursday Friday Saturday

01

02

03

04

7:00 PM – 8:00 PM
The Science of Superman with Shane Campbell-Staton and Arien Darby
04

Thursday
December 2025
7:00 PM – 8:00 PM

The Science of Superman with Shane Campbell-Staton and Arien Darby

Join the Museum for a thrilling discussion on how science could make superhero abilities a reality.

/explore/calendar/2025/12/04/the-science-of-superman-with-shane-campbell-staton-and-arien-darby

05

06

10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
06

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/06/jack-joseph-and-morton-mandel-community-days

07

10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
07

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/07/jack-joseph-and-morton-mandel-community-days
2:00 PM – 3:30 PM
Mentor Marsh Guided Nature Hike: Winter in Our Wetland
07

Sunday
December 2025
2:00 PM – 3:30 PM

Mentor Marsh Guided Nature Hike: Winter in Our Wetland

Fresh air, fall foliage, and wetland views will be highlights on this invigorating hike along Zimmerman Trail.

/explore/calendar/2025/12/07/mentor-marsh-guided-nature-hike-winter-in-our-wetland

08

09

10

11

10:00 AM – 4:00 PM
Mentor Marsh: Special Stewardship Workday—Tree Planting
11

Thursday
December 2025
10:00 AM – 4:00 PM

Mentor Marsh: Special Stewardship Workday—Tree Planting

Join the Museum’s Natural Areas division as we plant new seedlings at Mentor Marsh State Nature Preserve!

/explore/calendar/2025/12/11/mentor-marsh-special-stewardship-workdaytree-planting

12

13

8:00 AM – 12:00 PM
Mentor Marsh: Second Saturday Science
13

Saturday
December 2025
8:00 AM – 12:00 PM

Mentor Marsh: Second Saturday Science

Explore the wild western end of Mentor Marsh.

/explore/calendar/2025/12/13/mentor-marsh-second-saturday-science
8:30 AM – 9:30 AM
Planetary Yoga
13

Saturday
December 2025
8:30 AM – 9:30 AM

Planetary Yoga

Bring your mat (and your friends!) and practice yoga under the stars at the Cleveland Museum of Natural History.

/explore/calendar/2025/12/13/planetary-yoga
10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
13

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/13/jack-joseph-and-morton-mandel-community-days

14

10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
14

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/14/jack-joseph-and-morton-mandel-community-days

15

16

17

18

19

20

10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
20

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/20/jack-joseph-and-morton-mandel-community-days

21

10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
21

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/21/jack-joseph-and-morton-mandel-community-days

22

23

24

25

26

27

8:00 AM – 4:00 PM
Christmas Bird Count at Mentor Marsh
27

Saturday
December 2025
8:00 AM – 4:00 PM

Christmas Bird Count at Mentor Marsh

Join us for our local Christmas Bird Count—our annual tradition of counting all the birds we can find in our area of Mentor Marsh.

/explore/calendar/2025/12/27/christmas-bird-count-at-mentor-marsh
10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
27

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/27/jack-joseph-and-morton-mandel-community-days

28

10:00 AM – 5:00 PM
Jack, Joseph and Morton Mandel Community Days
28

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

/explore/calendar/2025/12/28/jack-joseph-and-morton-mandel-community-days

29

30

31

04

Thursday
December 2025
7:00 PM – 8:00 PM

The Science of Superman with Shane Campbell-Staton and Arien Darby

Join the Museum for a thrilling discussion on how science could make superhero abilities a reality.

Event Details
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The Science of Superman with Shane Campbell-Staton and Arien Darby
06

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
07

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
07

Sunday
December 2025
2:00 PM – 3:30 PM

Mentor Marsh Guided Nature Hike: Winter in Our Wetland

Fresh air, fall foliage, and wetland views will be highlights on this invigorating hike along Zimmerman Trail.

Event Details
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Mentor Marsh Guided Nature Hike: Winter in Our Wetland
11

Thursday
December 2025
10:00 AM – 4:00 PM

Mentor Marsh: Special Stewardship Workday—Tree Planting

Join the Museum’s Natural Areas division as we plant new seedlings at Mentor Marsh State Nature Preserve!

Event Details
Add to FavoritesRemove
Mentor Marsh: Special Stewardship Workday—Tree Planting
13

Saturday
December 2025
8:00 AM – 12:00 PM

Mentor Marsh: Second Saturday Science

Explore the wild western end of Mentor Marsh.

Event Details
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Mentor Marsh: Second Saturday Science
13

Saturday
December 2025
8:30 AM – 9:30 AM

Planetary Yoga

Bring your mat (and your friends!) and practice yoga under the stars at the Cleveland Museum of Natural History.

Event Details
Add to FavoritesRemove
Planetary Yoga
13

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
Add to FavoritesRemove
Jack, Joseph and Morton Mandel Community Days
14

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
20

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
21

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
27

Saturday
December 2025
8:00 AM – 4:00 PM

Christmas Bird Count at Mentor Marsh

Join us for our local Christmas Bird Count—our annual tradition of counting all the birds we can find in our area of Mentor Marsh.

Event Details
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Christmas Bird Count at Mentor Marsh
27

Saturday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
28

Sunday
December 2025
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days
03

Saturday
January 2026
10:00 AM – 5:00 PM

Jack, Joseph and Morton Mandel Community Days

Free Saturday and Sunday admission for residents of selected local cities!

Event Details
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Jack, Joseph and Morton Mandel Community Days