Our staff is built to teach each student individually, to develop the skills they need to thrive in mathematics, and to foster a love of learning.

Trina McMillin

Assistant Center Director
Trina has moved from instructor to assistant center director. Retired from the health care field, she has many accomplishments. She has won numerous awards in the art world including the Texas & Neighbors multi-state art competition. She has illustrated a children's book, painted murals in Texas, a dance studio and a school gymnasium. She graduated Valedictorian from the art school and had perfect attendance. Her artwork has been shown in art galleries all over. She had a painting hanging in the Texas state capital. From the world of art, she moved on to pursue a career in nursing including hospice and private nursing. She comes to us as a person who is excited to work with children and has their best interest at heart. Trina's favorite number is 33 because it was the number she had for every sport she played.

Lea Carney

Administrative Assistant
Lea comes to us after a career in military logistics for 37 years. She has traveled the world and worked with military missions and special forces. At the center, she is busy answering phones, checking students in and out, helping them with the prize cabinet and anything else that the instructors need. She is an avid college sports fan and holds several state records in Louisiana from her high school sports career. She was the first girl to letter in four sports all four years of high school. Her favorite team is LSU and her favorite quarterback is Joe Burrow. Her favorite number is 8 because it has always been lucky for her.

Arthur Valle

Lead Instructor
Arthur graduated from Spanish River Community High School and continued his education at the University of Texas at Dallas. He had earned the highest GPA Award for his Associates Degree and he graduated cum laude with a Bachelor of Science in Neuroscience. Arthur started as an instructor and has been promoted to Lead Instructor. He became a US citizen after 21 years. He enjoys doing Jiu-Jitsu, cooking dinner for others, learning new skills and listening to comedy. His favorite number is 8 because it is symmetric. Arthur can solve a Rubik's cube in under a minute, has a large collection of puzzles and is the only member of his family living in the USA.

Asa Carter

Asa graduated from Tulsa Union High School. He continued his education at Arkansas State and graduated with a Bachelor of Science in Mechanical Engineering with a Minor in Mathematics. He is currently a professional Rugby Player for the Dallas Jackals. Asa graduated with honors from college and played Rugby for the USA under 20 years old team. He enjoys hiking, going on walks with his dog, fishing, sports, working out and music. His favorite number is 42 because it is the answer to everything.

Enrique Saldana

Enrique currently works as a Purchasing Administrator at Hi-Line. He then comes to Mathnasium to help our students as an instructor. Enrique graduated Valedictorian at Thomas Jefferson High School and continued his education at Texas Woman's University with a Bachelor of Science in Mathematics. He is the youngest of eight children and the first member of his family to attend and graduate from college. He likes to spend time with his family and friends and try new things like food, restaurants and places. His favorite number is 5 because it is right in the middle of 10.

Linda Blasnik

Linda graduated valedictorian from Haddon Township High School. She then went on to graduate from Princeton University with a degree in Urban Planning. She works part-time at Tycher Library as a librarian. She and her husband raised two daughters. Linda also writes book reviews for publication and has recorded two songs on iTunes. She also has an associates degree in Journalism. Linda once sang "Ode to Joy" by Beethoven at the Meyerson Symphony Center. Her hobbies include singing, songwriting, playing piano, swimming, Tai Chi and Zumba. Her favorite number is Pi because she likes pie.

Jordan Smith

Jordan is a graduate of St. Mark's School of Texas. He continued his education at Rhodes College in Memphis, Tennessee where he earned his Bachelor of Arts in English. He is a certified teacher in the state of Texas and taught high school for 8 years. He also coached a Nationals Debate team. He is a freelance writer and sports card vendor. Jordan enjoys sports card collecting and trading, bicycling, painting, drawing and reading. His favorite number is 32 because his favorite basketball player, Shaquille O'Neal, wore that number. Jordan is also the Dog-Father of a chocolate lab name Ruthie P. Brown.

Nichelle Rodriguez

Nichelle graduated from South Oak Cliff /Science & Engineering Magnet High School. She continued her education at Schreiner University in Kerrville, Texas and earned her Bachelor of Arts in Mathematics. She is currently attending graduate school at Lamar University. Nichelle's most significant accomplishment was teaching for 29 years in an elementary school setting in grades 3-6. She is also a newly, retired teacher as of November 2021. Nichelle loves loves completing any type of arts and crafts such as crocheting, diamond art, and knitting. She also loves watching all kinds of movies, old black and whites and binging on Netflix and Prime Video series such as The Expanse or Stranger Things. Her favorite number is any Palindrome because she finds them fascinating and entertaining. She always looks for them in the real world. Nichelle owns two extremely cute dogs named Blanca and Reina. She plans to graduate from Lamar University in two years or less with a Masters of Public Health.

Mary Catherine Ellard

Mary Catherine Ellard graduated from the University of North Texas with a Bachelor of Science in elementary education and a Master of Science in educational administration. She was a developmental math instructor for Richland College and was also named the Academic Advisor of the Year in 2009. Mary Catherine was named as the Volunteer of the Year in 2005 for the SPCA. Her hobbies include gardening, traveling to beaches and the ocean, watching nature and history documentaries, volunteering for animal rescue groups, watching Turner Classic Movies, bird watching and meditation by quiet places among nature. Her favorite number is 80 because she loves 80's music. She also enjoys working with the elderly. Did we mention she loves animals, animals and more animals? She also swam with the sharks off of the coast of the North Shore of Oahu, Hawaii.

Jessica Shrock

Jessica began at Mathnasium of North Dallas as our First Steps instructor and is now on the floor as an instructor. She graduated from All Saints Episcopal School in Tyler, Texas and received a Bachelor of Arts in Journalism from UT Tyler. She has been a college tutor in math, and tutored children at a family owned center with her parents. Her parents are both retired teachers and started the business in 2005. Her mother was an English teacher for 32 years and her father is a retired math teacher. Jessica has been a member of Alpha Kappa Alpha sorority since 2013. Her hobbies include baking, writing fiction stories, reading, especially horror related books, and being a cat mom of two. Her favorite number is 4 because it is Beyonce's favorite number and she has been a fan since 2000. Jessica will use any excuse to bake! Just Ask!

Dalton Box

Dalton is currently at Senior at Jesuit College Preparatory. He has achieved the Principal's Honor Honor Roll five of his six semesters and is currently holding a 4.18 GPA. He is a member of the Spanish Honor Society, Aloysius Gonzaga National Honor Society, Duke Tip program, High Percentile SAT score and campus ministry. Dalton enjoys spending time with friends, basketball and learning different concepts of math and working at Mathnasium. His favorite number is 18 because he is 18 years old. His age is significant because he will never be that age again. "So far," he says, "Mathnasium already has been a great experience for me."

Libby Warren


Fiona Kelly


James Peil


Ian Dalrymple

Ian is a Senior at St. Mark's School of Texas. He is a straight-A student and scored above a 1500 on his SAT. He also impressed his friends by eating an entire hot dog in two bites. In his free time, Ian likes working out, practicing piano and reading books. Ian also writes for his school newspaper and school magazine. His favorite number is 8. It is his lucky number and he likes putting it on paper because the double s-shape is fun to write out.

Sky Park

Sky is a senior at St. Mark's School of Texas. Sky can run 800 meters in 2 minutes. He is also 200-5 in an all time series of basketball games against his friend Harrison. He loves playing, watching and talking about basketball. He also enjoys hanging out with friends and watching movies. His favorite number is 0 because it is the jersey number of his favorite basketball player, Damian Lillard.

Micah Pressler

Micah graduated from Richardson High School and is currently attending SMU. He is pursuing a BS in Mechanical Engineering and a BA in music. He graduated as one of the top ten students in high school. He played in the TMEA All-State band on the trombone and is playing with the Greater Dallas Youth Orchestra Wind Ensemble. He enjoys cycling, playing piano and drums, and writing and recording music. His favorite number is 68 because he is named after the Bible verse: Micah 6:8. One interesting thing about Micah is that he has perfect pitch.

Our Mathnasium Mission

Teach children math so they understand it, master it, and love it. Math can change their lives, and they can change the world.

What I love about Mathnasium is the ability to teach problem-solving skills and make math make sense, while also making a student smile.
Amber W., Mathnasium Instructor
Schedule Your Math Skills Assessment Today

Want to join the Mathnasium team?

Are you interested in changing lives through math? We're looking for outstanding individuals with a high level of commitment who are passionate about teaching math. Find out if there's a Mathnasium position that's just right for you!

Explore Employment Opportunities
Locations near
Ashburn 0.93 mi
43330 Junction Plaza
Ashburn, VA 20147
Sterling 4.07 mi
44 Pidgeon Hill Drive
Sterling, VA 20165
Leesburg 5.69 mi
521 E Market St
Leesburg, VA 20176
Herndon 7.66 mi
2465 Centreville Road
Herndon, VA 20171
Stone Ridge 7.88 mi
42020 Village Center Plaza
Stone Ridge, VA 20105
Reston 8.62 mi
1424 North Point Village Center
Reston, VA 20194
Purcellville 12.72 mi
1020 E Main St
Ste L
Purcellville, VA 20132
North Potomac 13.58 mi
12150 Darnestown Rd
Gaithersburg, MD 20878
Centreville 14.52 mi
5959 Centreville Crest Ln
Centreville, VA 20121
Fairfax 14.67 mi
11891 Grand Commons Ave
Fairfax, VA 22030
Potomac 14.98 mi
10232 River Road
Potomac, MD 20854
Germantown MD 15.03 mi
12800 Middlebrook Road
Germantown, MD 20874
Tysons 15.45 mi
328 Maple Ave E
Vienna, VA 22180
Haymarket 17.87 mi
15125 Washington St
Haymarket, VA 20169
Rockville 18.19 mi
20 Courthouse Square
Rockville, MD 20850
Mclean 18.23 mi
1435 Center St
McLean, VA 22101
Gaithersburg 18.71 mi
9132 Rothbury Drive
Gaithersburg, MD 20886
North Bethesda 20.42 mi
5268 Nicholson Ln
Kensington, MD 20895
Falls Church 20.59 mi
6674 Arlington Blvd
Falls Church, VA 22042
Manassas 20.65 mi
9722 Liberia Ave
Manassas, VA 20110
Bristow 20.71 mi
12705 Braemar Village Pz
Bristow, VA 20136
Burke 20.82 mi
9411 Old Burke Lake Rd
Burke, VA 22015
Bethesda 21.3 mi
4918 Fairmont Ave
Bethesda, MD 20814
Annandale 21.64 mi
7000 Columbia Pike
Annandale, VA 22003
Damascus 22.77 mi
9815 Main St
Damascus, MD 20872
Arlington, VA 23.29 mi
4801 1st St N
Arlington, VA 22203
Cathedral Heights 23.51 mi
3706 Macomb St NW
Washington, D.C., DC 20016
Olney 23.96 mi
18157 Village Center Dr
Olney, MD 20832
Downtown Silver Spring 24.94 mi
1133 East West Highway
Silver Spring, MD 20910
Lorton 25.06 mi
9027 Silverbrook Rd
Fairfax Station, VA 22039
West Washington 25.69 mi

Washington, DC 20009
Alexandria City 25.7 mi
4605 Duke Street
Alexandria, VA 22304
Lake Ridge 26.5 mi
12473 Dillingham Square
Lake Ridge, VA 22192
Frederick North 26.7 mi
905 W. 7th Street
Frederick, MD 21701
Northern Silver Spring 26.75 mi
732 Cloverly Street
Silver Spring, MD 20905
Alexandria 27.17 mi
6483 Old Beulah Street
Alexandria, VA 22315
Warrenton 27.42 mi
512 Fletcher Drive
Warrenton, VA 20186
Mount Airy 28.24 mi
411 E Ridgeville Blvd
Mt Airy, MD 21771
Capitol Hill DC 28.48 mi
621 Pennsylvania Ave SE
1st-floor unit
Washington, DC 20003
Dale City 28.99 mi
5512 Staples Mill Plaza
Dale City, VA 22193
Mount Vernon 29.66 mi
7696 H Richmond Hwy
Alexandria, VA 22306
Beltsville 30.89 mi
10914 Baltimore Ave
Beltsville, MD 20705
Clarksville 31.56 mi
12250 Clarksville Pike
Clarksville, MD 21029
Laurel 35.02 mi
10095 Washington Blvd N
Laurel, MD 20723
Woodmore 35.27 mi
9101 Woodmore Centre Drive
Lanham, MD 20706
Glenn Dale 35.83 mi
10559 Greenbelt Rd
Lanham, MD 20706
Sykesville 36.57 mi
1207 Liberty Rd.
Sykesville, MD 21784
Ellicott City 37.11 mi
3290 Pine Orchard Lane
Ellicott City, MD 21042
Winchester 37.62 mi
2512 S Pleasant Valley Rd
Winchester, VA 22601
Columbia 38.19 mi
8827 Centre Park Drive
Columbia, MD 21045
Stafford 39.58 mi
263 Garrisonville Road
Stafford, VA 22554
Bowie 41.26 mi
15231 Hall Rd
Bowie, MD 20721
Waldorf 42.24 mi
3022 Festival Way
Waldorf, MD 20601
Crofton 42.6 mi
1153 Route 3 North
Crofton, MD 21054
Owings Mills 44.15 mi
9433 Common Brook Rd #100
Owings Mills, MD 21117
Pikesville 46.84 mi
1433 Reisterstown Rd
Pikesville, MD 21208
Dunkirk 49.92 mi
10735 Town Center Blvd
Dunkirk, MD 20754