Science Department

  • Laura Hein, coordinator
    lhein2@cherrycreekschools.org
    720-747-3916

    Ashley Atwell
    Elizabeth Bevan
    Matthieu Caldwell
    Casey Coy
    Daniel Ellis
    Alexander Hildebrand
    Sara Khatib
    Dan Kunitz
    Kevin Mann
    Christine McLelland
    Alyssa Mills
    Dr. Jenn Nass
    Gil Trevino
    Vanessa Voorheis

Mrs. Ashley Atwell

Phone: (720) 747-3840

Email:

Degrees and Certifications:

Mrs. Atwell has been at OHS since Fall 2016. She teaches a variety of Life Science classes along with Epic Medical Careers, and is the Pre-Med Club sponsor. Check out her published papers! Science rules, so say we all.

Mrs. Ashley Atwell

Science Teacher

Mrs. Atwell has been at OHS since Fall 2016. She teaches a variety of Life Science classes along with Epic Medical Careers, and is the Pre-Med Club sponsor. Check out her published papers! Science rules, so say we all.

Miss Lizzy Bevan

Phone: (720) 747-3723

Email:

Degrees and Certifications:

B.S. Chemistry (University of Texas at Austin)

Miss Lizzy Bevan

Science Teacher

Miss Bevan has been at Overland for almost 5 years. She teaches Chemistry and Honors Chemistry as well as Blazer 101. She enjoys participating in school spirit weeks and likes to help out with other clubs and activities.

Mr. Casey Coy

Phone: (720) 747-3917

Email:

Degrees and Certifications:

B.S. Earth Science (University of Northern Colorado) M.A. Educational Leadership (Lamar University)

Mr. Casey Coy

Science Teacher

This is Mr. Coy's 8th year at Overland. He has taught several subjects in the science department. He currently teaches Physics and Astronomy. His wife also teaches at Overland in the math department. Mr. Coy has coached Boys Golf and Baseball during his time at Overland.

Mr. Matthieu Caldwell

Phone: (720)747-3627

Email:

Degrees and Certifications:

Bachelor of Science in Philosophy from the United States Air Force Academy.

Mr. Matthieu Caldwell

Science Teacher

Mr. Caldwell is entering his third year teaching science at Overland and fourth year as the head boy's cross country coach and assistant track and field coach. He is passionate about his wife and 2 year old son, distance running, yoga, and the intersection of science, religion, politics, and mysticism.

Mrs. Laura Hein

Phone: (720) 747-3916

Email:

Degrees and Certifications:

B.S. Chemistry (University of Colorado) M.A. Secondary Science Curriculum and Instruction (University of Colorado) M.A. Teaching the Linguistically Diverse- In Progress (Regis University)

Mrs. Laura Hein

Science Teacher

Mrs. Hein has been teaching at Overland for the last 6 years, but has been teaching science for the last 15 years. Currently, Mrs. Hein is the Science Department Coordinator in addition to teaching AP Chemistry, Honors Chemistry and Chemistry. Mrs. Hein is also the sponsor for the Super Smash Bros Club.

Ms. Sara Khatib

Phone:

Email:

Degrees and Certifications:

University of Colorado at Denver a BS in Biology with a minor in Chemistry University of Denver a MA in Secondary Science Curriculum and Instruction

Ms. Sara Khatib

Science Teacher

Ms. Khatib is a Biology and Physics teacher at Overland High School. She hopes to inspire increased student love for science, develop students' critical thinking and problem-solving skills, and help students use science content to develop valid evidence-based reasoning and argument skills. She enjoys being outdoors and exercising during her free time.

Ms. Chris McLelland

Phone: 720-747-3835

Email:

Degrees and Certifications:

B.A. in Geology (Wellesley College, Wellesley, MA) M.S. in Geology & Teaching Certification (University of Vermont)

Ms. Chris McLelland

Science Teacher

Ms. McLelland has taught science at Overland since 2008. She loves geology and the environment, and so lately has been teaching both, including a college credit Physical Geology course, and our AP Environmental Science course. She is originally from New England, but has been in Colorado for a really long time and loves it here. She has two daughters who are now in college, and a really cool leopard gecko in her classroom who escaped and was on the loose in the building once for 3 weeks.

Ms. Alyssa Mills

Phone: (720) 747-3904

Email:

Degrees and Certifications:

BS in Biology (University of Northern Colorado) MA in Instructional Design and Technology (University of Colorado Denver)

Ms. Alyssa Mills

Science Teacher

Ms. Mills has been a part of the science department at Overland for 3 years and has taught Biology, Anatomy & Physiology and Blazer 101. She has coached two seasons of girls basketball and one season of volleyball and loves watching the schools musicals each year. In her free time, Ms. Mills loves to spend time with her chowski Kovu, exploring the outdoors, and training for triathlons.

Dr. Jennifer Nass

Phone: (720) 747-3844

Email:

Degrees and Certifications:

BS in Animal Science (Cornell University) MS in Medical Entomology (Cornell University) PhD double major in Entomology and Teaching and Teacher Education (University of Arizona)

Dr. Jennifer Nass

Science Teacher

Dr. Nass is a full time science nerd who teaches Genetics, Forensics, Introduction to Science Research, and our newest science course, Zoology! She has more than a little bit of a pet problem with 2 dogs, 2 horses, 1 cat, 1 parrot, 1 turtle, 3 frogs, 7 lizards, and an assortment of fish. She is happily on her way to becoming the "crazy lizard lady!". In her free time Dr. Nass loves to hang out with her daughter Faith who is currently away at college, garden, cook, and is currently binge-watching "Criminal Minds" on Netflix. She is also a fused glass artist.

Mrs. Vanessa Voorheis

Phone: (720) 747-3496

Email:

Degrees and Certifications:

BS in Chemistry and Biology (Regis University); M.Ed. in Science Education (Regis University)

Mrs. Vanessa Voorheis

Science Teacher

Mrs. Voorheis is an Aurora native and a graduate of CCSD. This is her 4th year teaching Chemistry at Overland after teaching at Douglas County High School for 6 years. She is also the co-sponsor for the Class of 2022 with Ms. Romolo.