Covenant Classical School
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Covenant Classical School
Home
About Us
  • Our Philosophy
  • Our Program
  • Our Faculty
  • Employment
  • FAQs
Enrollment
  • Enrollment Process
  • Tuition & Fees
  • Uniform Policy
Current Families
  • Calendar
  • ClassReach
Give
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  • Home
  • About Us
    • Our Philosophy
    • Our Program
    • Our Faculty
    • Employment
    • FAQs
  • Enrollment
    • Enrollment Process
    • Tuition & Fees
    • Uniform Policy
  • Current Families
    • Calendar
    • ClassReach
  • Give
  • Home
  • About Us
    • Our Philosophy
    • Our Program
    • Our Faculty
    • Employment
    • FAQs
  • Enrollment
    • Enrollment Process
    • Tuition & Fees
    • Uniform Policy
  • Current Families
    • Calendar
    • ClassReach
  • Give

Head of School

Logan Thune

Logan graduated from the University of Nebraska-Lincoln with a business degree in 2014, and he serves as a bi-vocational elder at Emmaus Road Church. In 2019, he helped to found Covenant Classical School. Before coming on as Head of School in 2025, he worked for a decade in the financial services industry.  


Logan and his wife, Zoie, live on the west side of Sioux Falls with their five children. In his spare time, he paints houses with his brothers at Hook & Ladder Painting. His passions include reading, competing, watching Husker athletics (long-sufferingly), and hunting. 

Our Faculty & Staff

Kelsey Dorhout - Pre-Primary Teacher

Esther Willcox - Primary Prep Teacher

Esther Willcox - Primary Prep Teacher

Kelsey and her husband, Mitch, live in Sioux Falls and have three sons. She graduated from Augustana in 2017 with an elementary education degree. She has experience teaching in kindergarten, first grade, and fourth grade. Most recently she has been home with her three boys Elijah, Liam, and Graham for the past five years. Kelsey is excite

Kelsey and her husband, Mitch, live in Sioux Falls and have three sons. She graduated from Augustana in 2017 with an elementary education degree. She has experience teaching in kindergarten, first grade, and fourth grade. Most recently she has been home with her three boys Elijah, Liam, and Graham for the past five years. Kelsey is excited to have the opportunity to be a part of Covenant Classical School. She and her husband are members at Emmaus Road Church. In her free time she loves to be outside with her boys, baking, or gardening.

Esther Willcox - Primary Prep Teacher

Esther Willcox - Primary Prep Teacher

Esther Willcox - Primary Prep Teacher

Esther received her BA in Spanish from Southern Illinois University of Edwardsville, an MA in Cultural Studies from Western Illinois University, & is working to complete her MA in Early Childhood Education from Grand Canyon University. She has a passion for culture, foreign languages, and developing language in children. Fluent in Spanish

Esther received her BA in Spanish from Southern Illinois University of Edwardsville, an MA in Cultural Studies from Western Illinois University, & is working to complete her MA in Early Childhood Education from Grand Canyon University. She has a passion for culture, foreign languages, and developing language in children. Fluent in Spanish, Esther taught in a Dual Language Kindergarten program for many years before moving from Illinois to South Dakota. 


Esther & her husband, Stephen, attend Emmaus Road Church in Sioux Falls with their 10 children. In her free time, she enjoys going to the gym with her husband and children, gardening, and breeding Australian Shepherds. 

Sherry Baldwin - Primary Teacher

Esther Willcox - Primary Prep Teacher

Kayla Siemonsma - Primary Teacher

Sherry moved to Sioux Falls with her daughter and family in June of 2022 following the passing of her husband in October 2020.  Prior to that Sherry served alongside her Pastor husband, directing the children and women’s ministries.  During this time she continued to lead Chapel Services and Substitute Teach at Modesto Christian School, w

Sherry moved to Sioux Falls with her daughter and family in June of 2022 following the passing of her husband in October 2020.  Prior to that Sherry served alongside her Pastor husband, directing the children and women’s ministries.  During this time she continued to lead Chapel Services and Substitute Teach at Modesto Christian School, where for ten years she had served as Children’s Ministries Director.  During that ten year season, she taught Children’s Church, directed Sunday School teams, produced and directed Children’s Drama teams, Performing Arts Camps, Vacation Bible Adventures, Fall Family Fun Day, Children’s Christmas Productions, and Easter Family Fun Day; all of these with the purpose of pointing families to Jesus, through the Truth of God’s Word.  Currently, Sherry serves as Children’s Coordinator for her home church, Emmaus Road.  In her free time she loves hanging out with her grandchildren, reading, writing, walking, and keeping up with family and old friends.

Kayla Siemonsma - Primary Teacher

Mariah Rasmussen - Social Media Coordinator

Kayla Siemonsma - Primary Teacher

Kayla and her husband, Andrew, live in Sioux Falls, SD where they attend Faith Baptist Fellowship. They have two children, Vivian (who met the Lord in 2023) and Calvin. Kayla attended the University of Sioux Falls for Elementary Education (BA) and University of South Dakota for Special Education & Early Childhood (MA). She has taught a va

Kayla and her husband, Andrew, live in Sioux Falls, SD where they attend Faith Baptist Fellowship. They have two children, Vivian (who met the Lord in 2023) and Calvin. Kayla attended the University of Sioux Falls for Elementary Education (BA) and University of South Dakota for Special Education & Early Childhood (MA). She has taught a variety of classes including special education, 2nd grade, and 3rd grade. In her free time, Kayla enjoys hunting, fishing, spending time at her family cabin, and playing board games with friends and family.

Ellen Svennes - Upper Primary Teacher

Mariah Rasmussen - Social Media Coordinator

Mariah Rasmussen - Social Media Coordinator

Ellen and her husband, Travis, live in Sioux Falls with their five children. She has homeschooled her children for the last 13 years, and she is passionate about classical Christian education. Her passion began when she was introduced to this approach in 2014 and dove in with her oldest. She continues to seek out opportunities to learn mo

Ellen and her husband, Travis, live in Sioux Falls with their five children. She has homeschooled her children for the last 13 years, and she is passionate about classical Christian education. Her passion began when she was introduced to this approach in 2014 and dove in with her oldest. She continues to seek out opportunities to learn more through trainings, classes, and books. She is excited to be back at Covenant Classical. 


Ellen and her family are members at Emmaus Road Church and have been attending since 2014. In her free time, she loves being with her husband and children, baking gluten-free goodies, reading and researching, and drinking coffee.

Mariah Rasmussen - Social Media Coordinator

Mariah Rasmussen - Social Media Coordinator

Mariah Rasmussen - Social Media Coordinator

Mariah and her husband Lance live in Sioux Falls and recently celebrated their 1 year wedding anniversary. Mariah graduated with her Bachelor’s degree from the University of Sioux Falls in social media/marketing and assists her husband with his marketing/photography business. Since she has 20+ nieces and nephews, one of her true loves is 

Mariah and her husband Lance live in Sioux Falls and recently celebrated their 1 year wedding anniversary. Mariah graduated with her Bachelor’s degree from the University of Sioux Falls in social media/marketing and assists her husband with his marketing/photography business. Since she has 20+ nieces and nephews, one of her true loves is spending time with children of all ages and abilities. Mariah most recently has been working with children in an elementary special needs classroom. In her free time, you’ll find Mariah nurturing her green thumb, exploring new recipes in the kitchen, visiting family, and traveling.

Our Board Members

Tyler Bonynge

Tyler Bonynge

Tyler Bonynge

Matthew Groen

Tyler Bonynge

Tyler Bonynge

Logan Thune

Logan Thune

Logan Thune

Ryan Chase

Logan Thune

Logan Thune



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