Astronomy Help Room

The APS department offers an Astronomy Help Room on Tuesdays, Wednesdays, and Thursdays from 2-6pm. The room is open to both Astronomy majors and students enrolled in astronomy courses, and students can request help on any astronomy, physics, or math course. See this flyer for the staffing schedule for the Help Room. 

In-person and virtual options are available in Spring 2022:

  • In-person: Show up to Duane D142 any time from 2pm-6pm on Tuesdays, Wednesdays, or Thursdays
  • Virtual: GatherTown room open 2-6pm on Tuesdays, Wednesdays, or Thursdays. Sign-up is required. Visit at least 30 minutes before the top of the hour in which you plan to show up to ensure that a TA will be available. The GatherTown link is provided on the sign-up sheet.


This listing of tutors is offered as a service to help students and tutors to get in touch with each other. APS does not guarantee that this list is up-to-date and does not guarantee any services offered by tutors. Tutoring fees are solely a matter between the student and tutor. If you would like to be added to the "Current Tutors" list  please fill out the "Sign Up to Be a Tutor" form.

Current Tutors

Maggie Andrews

Phone: 765-543-7542
Courses: Math, Physics, Chemistry, Astronomy, Biology, CS
Description: I am a CU Alum with a Master's in Chemical & Biological Engineering. I worked as a tutor and teaching assistant in undergrad and grad school. In 2009, I created BuffTutor, a network of experienced, passionate and vetted tutors in Boulder. I have been a tutor for over 15 years, full time since 2009. I tutor the listed courses and can also help students connect with other tutors in the Boulder area.

Ariel Paul

Phone: Please use email
Courses: Specializing in introductory Math and Physics
Description: I received my PhD in physics in 2007 and I have over 20 years of teaching and tutoring experience. I have taught at both the high school and college level, and I have been the professor for physics 2010 and 2020. In particular, I deeply enjoy helping students gain a conceptual understanding of the material, a clear approach to solving problems, and confidence in the class.

William Waalkes

Phone: 616-516-9536
Email: William.Waalkes@Colorado.EDU
Courses: Astronomy
Description: I am a graduate student in the APS department with a Bachelor's in astronomy and physics from the University of Michigan. I have several years of experience tutoring at previous institutions, where I taught undergraduate astronomy labs and tutored biology, chemistry, physics, and astronomy.

Julia Johnston

Phone: 571-228-1960
Courses: ASTR 1000,1010,1020,1030,1040,1200
Description: I'm currently enrolled at CU Boulder as a junior, and just transferred from Virginia to pursue my love for the great beyond. I've done a lot of personal research in astronomy in the past and am currently an APS major with a space minor. I've taken equivalent to all the courses taken listed above in the past and have tutored such topics in high school and at my previous school. I'd love to get back into tutoring with exams coming up, as I have a deep passion and understanding for the stars.

Peter Tatum

Phone: 707-766-4256
Courses: Physics, Astronomy, Math, Engineering, and Chemistry
Description: I am a PhD student in the APS department and completed my undergraduate degree in Engineering Physics from UC Berkeley. I have experience as a TA in APS and as a tutor in a variety of subjects over the years. My education and research experience have covered a broad range of STEM topics, allowing me to support you in a range of course subjects. I love math and the physical sciences and would really enjoy the opportunity to work with you as you learn!