Events

Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
26	27 Special LSC Meeting (3/27/23) 6 PM – 7:30 PM (Mather Library (in-person) Google Meet (virtual option)) Mather General Calendar	28 Spring Blood Drive Mather General Calendar Welcome Night - Class of 2027 6 PM – 7 PM Mather General Calendar	29 GoCPS: Principal Discretion Process Opens Mather General Calendar ISAC Presentation to families (Time TBD) Mather General Calendar Parent-Teacher Conference Day (in-person) 12 PM – 6:15 PM Mather General Calendar Monthly PAC Meeting 6 PM – 7 PM Mather General Calendar	30 State Seal of Biliteracy Exam Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 5th 11:40 AM – 12:25 PM Mather General Calendar AT Meeting - 6th period 12:35 PM – 1:20 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar	31 Talent Show - Day performance Mather General Calendar Award Letter support 8 AM – 2:30 PM Mather General Calendar	1 No Saturday School Mather General Calendar
2	3 Spring Break 4/3/2023 – 4/7/2023, 11:59 PM Mather General Calendar	4 Spring Break 4/3/2023 – 4/7/2023, 11:59 PM Mather General Calendar	5 Spring Break 4/3/2023 – 4/7/2023, 11:59 PM Mather General Calendar	6 Spring Break 4/3/2023 – 4/7/2023, 11:59 PM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 5th 11:40 AM – 12:25 PM Mather General Calendar AT Meeting - 6th period 12:35 PM – 1:20 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar	7 Spring Break 4/3/2023 – 4/7/2023, 11:59 PM Mather General Calendar Award Letter support 8 AM – 2:30 PM Mather General Calendar	8 No Saturday School Mather General Calendar
9	10 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar	11 Field Trip: North Central College Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Seal of Biliteracy Testing 12:35 PM – 3:16 PM Mather General Calendar April LSC Meeting 6 PM – 7:30 PM (In Person (Mather Library) Virtual Option (meet.google.com/pry-zntv-fvh)) Mather General Calendar	12 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar SAT (non-attendance day for 9th, 10th, and 12th grade) Mather General Calendar	13 Field Trip: Future Business Leaders of America (Abrams) 4/13/2023 – 4/14/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Seal of Biliteracy Testing (All Day) RM 602 Mather General Calendar Seal of Biliteracy Testing RM 602 8 AM – 3:16 PM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 5th 11:40 AM – 12:25 PM Mather General Calendar AT Meeting - 6th period 12:35 PM – 1:20 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar Welcome Night - Class of 2027 6 PM – 7 PM Mather General Calendar	14 Field Trip: Future Business Leaders of America (Abrams) 4/13/2023 – 4/14/2023, 11:59 PM Mather General Calendar GoCPS: Accept/Decline Deadline and Principal Discretion Closes at 5 pm Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Award Letter support 8 AM – 2:30 PM Mather General Calendar Seal of Biliteracy Testing 12:14 PM – 2:16 PM Mather General Calendar 2nd Annual Mather Chess Spring Blitz 4 PM – 5 PM Mather General Calendar	15 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar MHS Alumni Scholarship Interviews 8:45 AM – 12:30 PM Mather General Calendar
16 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar	17 ISA Testing (11th Graders/In Science Classes) Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Library Week! 4/17/2023 – 4/21/2023, 11:59 PM Mather General Calendar	18 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Library Week! 4/17/2023 – 4/21/2023, 11:59 PM Mather General Calendar PSAT Date (non-attendance day for 11th and 12th grade) Mather General Calendar	19 ISA Testing (11th Graders/In Science Classes) 4/19/2023 – 4/21/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Library Week! 4/17/2023 – 4/21/2023, 11:59 PM Mather General Calendar AP Exam Parent Night 6 PM – 7 PM Mather General Calendar	20 ISA Testing (11th Graders/In Science Classes) 4/19/2023 – 4/21/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Library Week! 4/17/2023 – 4/21/2023, 11:59 PM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 5th 11:40 AM – 12:25 PM Mather General Calendar AT Meeting - 6th period 12:35 PM – 1:20 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar Law Showcase 5 PM – 6 PM Mather General Calendar	21 ISA Testing (11th Graders/In Science Classes) 4/19/2023 – 4/21/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Library Week! 4/17/2023 – 4/21/2023, 11:59 PM Mather General Calendar NHS Project - Thrift Fest Mather General Calendar	22 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar
23 ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar	24 Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar	25 Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar	26 Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar CANCELLED - April PAC Meeting 6 PM – 7 PM Mather General Calendar Monthly PAC Meeting 6 PM – 7 PM Mather General Calendar	27 Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 5th 11:40 AM – 12:25 PM Mather General Calendar AT Meeting - 6th period 12:35 PM – 1:20 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar Ethnic Fest: International Food Bazaar 6 PM – 7 PM Mather General Calendar Ethnic Fest: Evening Performances 7 PM – 8 PM Mather General Calendar	28 Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar GoCPS: Principal Discretion Results Released Mather General Calendar ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM Mather General Calendar ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM Mather General Calendar Ethnic Fest: Morning Show (elementary schools) 10 AM – 11:30 AM Mather General Calendar Ethnic Fest: Day Show (MHS students) 12:30 PM – 2 PM Mather General Calendar Ethnic Fest: Evening Performances 7 PM – 8 PM Mather General Calendar	29
30	1 AP Testing 5/1/2023 – 5/5/2023, 11:59 PM Mather General Calendar	2 AP Testing 5/1/2023 – 5/5/2023, 11:59 PM Mather General Calendar May LSC Meeting 6 PM – 7:30 PM (Mather High School Library) Mather General Calendar	3 AP Testing 5/1/2023 – 5/5/2023, 11:59 PM Mather General Calendar	4 AP Testing 5/1/2023 – 5/5/2023, 11:59 PM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 3rd period 9:50 AM – 10:40 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 4th period 10:45 AM – 11:30 AM Mather General Calendar AT Meeting - 5th 11:40 AM – 12:25 PM Mather General Calendar AT Meeting - 6th period 12:35 PM – 1:20 PM Mather General Calendar AT Meeting - 8th period 2:25 PM – 3:10 PM Mather General Calendar Diverse Learner Transition Fair 4:30 PM – 6 PM Mather General Calendar	5 AP Testing 5/1/2023 – 5/5/2023, 11:59 PM Mather General Calendar Grad Night Trip Mather General Calendar	6

26

27

Special LSC Meeting (3/27/23) 6 PM – 7:30 PM (Mather Library (in-person) Google Meet (virtual option))

Mather General Calendar

28

Spring Blood Drive

Mather General Calendar

Welcome Night - Class of 2027 6 PM – 7 PM

Mather General Calendar

29

GoCPS: Principal Discretion Process Opens

Mather General Calendar

ISAC Presentation to families (Time TBD)

Mather General Calendar

Parent-Teacher Conference Day (in-person) 12 PM – 6:15 PM

Mather General Calendar

Monthly PAC Meeting 6 PM – 7 PM

Mather General Calendar

30

State Seal of Biliteracy Exam

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 5th 11:40 AM – 12:25 PM

Mather General Calendar

AT Meeting - 6th period 12:35 PM – 1:20 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

31

Talent Show - Day performance

Mather General Calendar

Award Letter support 8 AM – 2:30 PM

Mather General Calendar

1

No Saturday School

Mather General Calendar

2

3

Spring Break 4/3/2023 – 4/7/2023, 11:59 PM

Mather General Calendar

4

Spring Break 4/3/2023 – 4/7/2023, 11:59 PM

Mather General Calendar

5

Spring Break 4/3/2023 – 4/7/2023, 11:59 PM

Mather General Calendar

6

Spring Break 4/3/2023 – 4/7/2023, 11:59 PM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 5th 11:40 AM – 12:25 PM

Mather General Calendar

AT Meeting - 6th period 12:35 PM – 1:20 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

7

Spring Break 4/3/2023 – 4/7/2023, 11:59 PM

Mather General Calendar

Award Letter support 8 AM – 2:30 PM

Mather General Calendar

8

No Saturday School

Mather General Calendar

9

10

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

11

Field Trip: North Central College

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Seal of Biliteracy Testing 12:35 PM – 3:16 PM

Mather General Calendar

April LSC Meeting 6 PM – 7:30 PM (In Person (Mather Library) Virtual Option (meet.google.com/pry-zntv-fvh))

Mather General Calendar

12

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

SAT (non-attendance day for 9th, 10th, and 12th grade)

Mather General Calendar

13

Field Trip: Future Business Leaders of America (Abrams) 4/13/2023 – 4/14/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Seal of Biliteracy Testing (All Day) RM 602

Mather General Calendar

Seal of Biliteracy Testing RM 602 8 AM – 3:16 PM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 5th 11:40 AM – 12:25 PM

Mather General Calendar

AT Meeting - 6th period 12:35 PM – 1:20 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

Welcome Night - Class of 2027 6 PM – 7 PM

Mather General Calendar

14

Field Trip: Future Business Leaders of America (Abrams) 4/13/2023 – 4/14/2023, 11:59 PM

Mather General Calendar

GoCPS: Accept/Decline Deadline and Principal Discretion Closes at 5 pm

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Award Letter support 8 AM – 2:30 PM

Mather General Calendar

Seal of Biliteracy Testing 12:14 PM – 2:16 PM

Mather General Calendar

2nd Annual Mather Chess Spring Blitz 4 PM – 5 PM

Mather General Calendar

15

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

MHS Alumni Scholarship Interviews 8:45 AM – 12:30 PM

Mather General Calendar

16

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

17

ISA Testing (11th Graders/In Science Classes)

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Library Week! 4/17/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

18

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Library Week! 4/17/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

PSAT Date (non-attendance day for 11th and 12th grade)

Mather General Calendar

19

ISA Testing (11th Graders/In Science Classes) 4/19/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Library Week! 4/17/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

AP Exam Parent Night 6 PM – 7 PM

Mather General Calendar

20

ISA Testing (11th Graders/In Science Classes) 4/19/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Library Week! 4/17/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 5th 11:40 AM – 12:25 PM

Mather General Calendar

AT Meeting - 6th period 12:35 PM – 1:20 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

Law Showcase 5 PM – 6 PM

Mather General Calendar

21

ISA Testing (11th Graders/In Science Classes) 4/19/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Library Week! 4/17/2023 – 4/21/2023, 11:59 PM

Mather General Calendar

NHS Project - Thrift Fest

Mather General Calendar

22

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

23

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

24

Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

25

Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

26

Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

CANCELLED - April PAC Meeting 6 PM – 7 PM

Mather General Calendar

Monthly PAC Meeting 6 PM – 7 PM

Mather General Calendar

27

Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 5th 11:40 AM – 12:25 PM

Mather General Calendar

AT Meeting - 6th period 12:35 PM – 1:20 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

Ethnic Fest: International Food Bazaar 6 PM – 7 PM

Mather General Calendar

Ethnic Fest: Evening Performances 7 PM – 8 PM

Mather General Calendar

28

Ethnic Fest Festivities 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

GoCPS: Principal Discretion Results Released

Mather General Calendar

ISA Testing (11th Graders/In Science Classes) 4/24/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

ISA Testing Window for HS 4/10/2023 – 4/28/2023, 11:59 PM

Mather General Calendar

Ethnic Fest: Morning Show (elementary schools) 10 AM – 11:30 AM

Mather General Calendar

Ethnic Fest: Day Show (MHS students) 12:30 PM – 2 PM

Mather General Calendar

Ethnic Fest: Evening Performances 7 PM – 8 PM

Mather General Calendar

29

30

1

AP Testing 5/1/2023 – 5/5/2023, 11:59 PM

Mather General Calendar

2

AP Testing 5/1/2023 – 5/5/2023, 11:59 PM

Mather General Calendar

May LSC Meeting 6 PM – 7:30 PM (Mather High School Library)

Mather General Calendar

3

AP Testing 5/1/2023 – 5/5/2023, 11:59 PM

Mather General Calendar

4

AP Testing 5/1/2023 – 5/5/2023, 11:59 PM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 3rd period 9:50 AM – 10:40 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 4th period 10:45 AM – 11:30 AM

Mather General Calendar

AT Meeting - 5th 11:40 AM – 12:25 PM

Mather General Calendar

AT Meeting - 6th period 12:35 PM – 1:20 PM

Mather General Calendar

AT Meeting - 8th period 2:25 PM – 3:10 PM

Mather General Calendar

Diverse Learner Transition Fair 4:30 PM – 6 PM

Mather General Calendar

5

AP Testing 5/1/2023 – 5/5/2023, 11:59 PM

Mather General Calendar

Grad Night Trip

Mather General Calendar

6