Whether you're booking a workshop, asking about a partnership, or just want to share how Numberbender helped you — Dr. E personally reads every message.
The questions Dr. E hears most often.
Yes — every course playlist is free on YouTube. Numberbender Inc. is a 501(c)(3) nonprofit, so the mission is access first.
Use the contact form and select "Speaking / Workshop Inquiry." Include your event date, audience size, and topic of interest.
Absolutely. Every keynote, workshop, and faculty development series is tailored to your audience and goals.
Yes — Dr. E delivers both in-person and virtual sessions. Many institutions opt for hybrid faculty development cohorts.
Your answers help Dr. E understand how students and educators access math resources — and shape future content, workshops, and research.
Worksheets, video tips, and flipped classroom strategies — from Dr. E, totally free.
🇵🇭 Philippine schools open in June! Get FREE bilingual math worksheets: