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.

Ernesto O.




over 10 years of experience teaching online

  • Physics
    Basic Physics Middle sc., High sc. / Sixth form
  • Maths
    Algebra Middle sc., High sc. / Sixth form
    Geometry Elementary sc., Middle sc., High sc. / Sixth form
    Basic Math Elementary sc., Middle sc., High sc. / Sixth form



ItalianBasic knowledge

EnglishBasic knowledge


Degree Educación mención Física y Matemática
Master/Postgraduate Informática Educativa


The tutor wrote the presentation in another language Translate it online

¿Tienes dudas en Matemática, Física, Álgebra o geometría? No dudes en consultarme. Tengo más de 10 años de experiencia dando clases en diferentes instituciones educativas y más de 8 años de experiencia en el uso de herramientas virtuales para el aprendizaje. Una vez me contactes, podemos planificar la mejor manera de desarrollar la clase, ya sea a través de ejercicios que necesites resolver o comenzando con la explicación teórica. ¡Te garantizo que al culminar la clase no te quedarán dudas! ¡Te espero! Ernesto Odorisi

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

hours Monday

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

cine teatro series de tv viajar turismo leer


9 reviews
Uno de mis profes preferidos. Continuamos aprendiendo junto a Ernesto.
Maly Gamarra
Excelente profesor! muy buenas explicaciones!!
36 reviews
Todo muy claro en la primera clase!
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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.