Customer Testimonials
My daughter was very discouraged in math and frustrated. After going to Mathnasium in Rancho she gained confidence and was able to start working more independently on her work. She enjoyed going and loved the teachers there! The incentive program they have set up was a hit as well! We can't wait to continue during this new school year!
their very helpful and nice and convenient
My daughter loves this place!! She's been going there for about 7 years. Amazing staffs who gives individual attention and help. Center director Lenny is super amazing, loves children and always so flexible with scheduling. We love it here!!
both my children have been attending for years and they are doing great academically. There is no stress at home trying to learn common core or with homework.
Things are going well with our son, but it's still early - we would rather wait until after 6 months to better assess his improvements. That said, we have no complaints so far. Thanks much.
My son has attend this Mathnasium since Kindergarten. He is now in sixth grade and refuses for me to ever take him out!
Rene improved and ENJOYED going. What more could we ask for?
The lessons covered were enough to keep my daughter’s math skills going during summer & yet not feeling pressured like how school work can be with kids. She enjoyed collecting her prices after working with lessons & she doesn’t mind coming back every summer to do it twice a week.
Great staff and highly qualified tutors.
My boys were able to do homework and progress in their math skills. I would recommend Mathnasium to anyone who has children that are not exceeding in math.
Caring, flexible and good teaching
Excellent one on one with my son. He is encouraged and ready to learn. Positive place to learn.
My kids’ math comprehension, grades, and test scores have dramatically increased to my satisfaction!
Everyone is friendly and caring, my son loves math now more than before. Thank you to you all.
Mathnasium makes learning FUN! My son now actually enjoys math. His grades are improving with the help he us getting from Mathnasium.
Great instructors, well managed! My children benefit from Mathnasium greatly!
Mrs.Lenny and her tutors are very knowledgeable and friendly. My boys enjoy Mathnasium.
Mathnasium has made my kids more confident in their math skills and helped them be prepared for the school year. Lenny is the most accommodating director that i have ever encountered. She makes the experience very easy to manage with a busy schedule.
Amazing place for your kids to learn math. Mrs Lenny is so kind and cooperative with any changes in the schedule . Highly Recommend it
Excellent place to learn Math and have very Great Teachers. Approach and methods to follow and learn math are very good.
My kids truly enjoy coming and they say that the instruction they receive actually helps them. Everything is super organized and there are fun incentives for the kids, which I consider an added bonus. I'm glad I made the investment this summer and we hope to continue during the school year.
Great so far!
Great tutors and great service! Very flexible!
Miss Lennie and her team are very patient and encouraging with the kids. Thank you
It is the best place for kids to grow in Mathematics. My kids love going to Mathnasium! Everyone is so accommodating whenever I have to reschedule the appointment.
Thank you Mathnasium!
Geetika Seth
Lenny is so flexible and easy to work with. I am very excited mpressed!
It was great learning experience. My son loves going to mathnasium
Mathnasium is very clean, also Lenny is very friendly and has a true passion to help students succeed.
Mathnasium (Rancho Cucamonga) has been wonderful in helping my son gain confidence and understanding in Math. The atmosphere is positive. He like going which in turn encourages learning.
Director is extremely accommodating with changing weekly schedules.

My daughter is loving her Math classes and looks forward to them.. i guess thats a good sign:-)