Markham Calendar

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December 2025

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Monday, December 1

Tuesday, December 2

Admin Meeting

9:00 AM - 9:30 AM

Wednesday, December 3

Thursday, December 4

Friday, December 5

Saturday, December 6

Sunday, December 7

Monday, December 8

Tuesday, December 9

Wednesday, December 10

Thursday, December 11

Friday, December 12

Saturday, December 13

Sunday, December 14

Monday, December 15

Tuesday, December 16

Admin Meeting

9:00 AM - 9:30 AM

Wednesday, December 17

Thursday, December 18

Friday, December 19

Saturday, December 20

Sunday, December 21

Monday, December 22

Tuesday, December 23

Wednesday, December 24

Thursday, December 25

Friday, December 26

Saturday, December 27

Sunday, December 28

Monday, December 29

Tuesday, December 30

Admin Meeting

9:00 AM - 9:30 AM

Wednesday, December 31

Thursday, January 1

Friday, January 2

Saturday, January 3

Sunday, January 4

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Markham Calendar

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Parents & Students

Faculty & Staff

Vision Statement:

We believe every child is valued, and students are our future.
We believe community members and educators team together for the greatest student success.
We believe trustees serve students, parents, faculty, and our community members.

Mission:

The Tidehaven Independent School District (TISD) creates an educational environment that engages, inspires, and enriches all students to meet their fullest potential through innovative learning experiences.