Why learning with Classgap?

Satisfaction guaranteed

If you're not completely satisfied after your first class, we'll refund your purchase.

If you didn't do the lesson, it's cancelled or you are not completely satisfied within 24 hours passed your first lesson, we'll help you find a new tutor or refund your purchase.

Change the date at any moment

You can change the date of the class if something unexpected happens

Pay once you've received the lesson

We will make the payment of the lesson when finished

You will need to enter your payment details. In the case of individual class bookings the amount will be charged at the time of the class, but in the case of packs the payment is made in advance.





over 10 years of experience teaching online

  • Chemistry
    Middle sc., High sc. / Sixth form, University
  • Maths
    Calculus Middle sc., High sc. / Sixth form, University
  • Physics
    Basic Physics Middle sc., High sc. / Sixth form, University




EnglishFull proficiency

RussianConversational skills


Degree físicas
Degree ingeniería en maquinas navales


The tutor wrote the presentation in another language Translate it online

imparto clases de matematicas ,fisica, quimica para eso, bachillerato y universidad asi como preparacion de los exmenes teoricos para los titulos de patron de navegacion basica, patron de embarcaciones de recreo y capitan de yate. Clases de motores y nuevas tecnologias de la energia

Book an online lesson (The calendar displayed shows your local time)

hours Monday

About me (pictures, hobbies, extracurricular interests...)


Proverbio japonés «Mejor que mil días de estudio diligente, es UN día con un gran maestro.», mi hija ha tenido la suerte de estar TREINTA. Gran docente y mejor persona.
Le da clases a mi hijo de 16 años para 4° ESO, que está encantado con la claridad y tranquilidad que explica.
Francisco Nicolás Balderas Gil
Excelente.Mis materias son Física y Matemáticas (selectividad), en poco tiempo a conseguido eliminar muchos de mis miedos frente al examen,las clases son muy amenas e ingeniosas, unas técnicas de enseñanza muy elaboradas...Es un fuera de serie!
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Frequently Asked Questions

• Can I cancel a booking?

Yes, you can cancel booking up to 8 hours before the lesson starts, indicating the reason for the cancellation. We will study each case personally to carry out the refund.

• How do I pay for the lesson?

At the time you select a lesson or package of hours, you will make the payment through our virtual payment service. You have two options:
- Debit / Credit
- Paypal
Once the payment is settled, we'll send you an e-mail with the booking confirmation.

• Can I modify a booking?

Yes, something unexpected can always happen, so you can change the time or day of the lesson. You can do it from your personal area in "Scheduled lessons" through the option "Change date".

• How does a lesson at Classgap happens?

The class is done through classgap’s virtual classroom. Classgap was developed specifically for educational purposes, including many useful features such as: digital whiteboard, online text editor, webcam, screen sharing and many more.

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