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Mr. Nick Seibert, Principal / MHS: The High School Of Choice / One Team, One Tribe, One Family

Mascoutah, IL
Joined August 2016
Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)Photo by Mascoutah High (@M19_MHS)
Measure the object. Measure the shadow. Do it again. Notice anything? Geometry students let the data lead them to the scale factor!
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90%+ Attendance winners for September and October!! Every day counts! Thanks to Kappert Construction for sponsoring our attendance program! #HighSchoolOfChoice #AttendanceMatters
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Congratulations to all of the MHS choir students who will be representing our school and music program at ILMEA All-District Festivals this Fall and at All-State in January!
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Mason Beadle, Frances Lowry, and Baila Finlay each won a $20 amazon gift card after being recognized for their OUTSTANDING behavior to start the school year. GREAT JOB!
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MHS September Social Studies Standouts
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Fine Arts Dept: Congratulations to Emmalyn Okamura! She entered the 2026 Scott Air Force Base Art Show and won Commander's Choice award for Youth and Best in Show for Youth. #MHSTheHighschoolOfChoice
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All 5 MSD19 schools are inaugural Illinois Purple Star Schools! MHS is proud to be recognized for our commitment to our military-connected students and families. Congratulations to our schools, staff, families, and community! #PurpleStarSchools #MilitaryFamilies #19EveryStudent
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ATTENTION SENIORS!! The FAFSA (Free Application for Federal Student Aid) is officially available today! If you plan to attend college, trade school, or another eligible program after graduation, completing the FAFSA is an important step. Get started at studentaid.gov
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Are you interested in taking the ACT or SAT? Please note you must sign up through ACT.org or Collegeboard.org for national testing dates. September 11th is the deadline to sign up to take the national ACT @MHS on October 17th. #MHSTheHighSchoolOfChoice
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MHS parents and seniors...Please join us for our Financial Aid Information Night next week! #MHSTheHighSchoolOfChoice
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Please remember to sign up if you are interested! #MHSTheHighSchoolOfChoice
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The Mascoutah High School Social Studies Department is proud to recognize our August Social Studies Standouts! These students have distinguished themselves through their effort, engagement, character, and commitment to excellence in the classroom.
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Brooke Sulcer is an interior designer from Jema St. Louis. She spoke to Chelsey Riechmann's two interior design classes to explain her career. She shared many of the projects that she has worked on over her last five years with this firm. #MHSTheHighSchoolOfChoice
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MHS staff and students celebrated Mental Health Awareness all of this week.  We wrapped up the week with students spinning the coping skills wheel- completing healthy coping strategy challenges, and winning some awesome prizes along the way! #MHSTheHighSchoolOfChoice
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Don't miss the MHS Choir POPS CONCERT on Monday, May 11th at 7:00pm in the MHS Auditorium!
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Come celebrate the end of the year with an evening of high school art, creativity, and live jazz band performances! 🎨🎷 Support our talented student artists and musicians at the Spring Art Show! #MHSTheHighSchoolOfChoice
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Mr. McGovern's class using vertical spaces in Advanced Geometry to dig into probability. We all can accomplish more when we are working together.
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With their last days approaching, these SENIORS were rewarded with a $20 Amazon gift card for having PERFECT ATTENDANCE throughout the entire school year. Pictured: Roy Miller, Dante Owens, Olivia Lubang, Ben Woodburn, Shea Groves, Grace Bearth and La'Kayla Moore. Great job!
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MHS FBLA attended the IL State Leadership Conference in Springfield earlier this month. 49 students competed in various business events, nine of students qualified to compete at the National Leadership Conference being held at the end of June in San Antonio, TX. Congratulations!
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Congratulations to the FFA Agricultural Mechanics team of Ross Laux, Scott Hennrich, Brady Benson, Abigail Cain and Preston Newel for their team's first place finish in the Section 22 AG Mechanics contest! #MHSTheHighSchoolOfChoice
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