An experienced teacher has more learning tools in his piggy bank, he will find a way to a child more quickly.
If you are a parent, please contact the chosen specialist and see if he understands the specifics of the school. Among tutors there are teachers who no longer work in schools, but simply so called «train» on selected topics. Such tutors are not suitable for filling gaps in subject knowledge.The education can take place remotely and even in groups, making it cheaper and more convenient.
A remote format may not work for very young children . But now there’s no difference between off-line and online science classes, especially if it’s one-on-one learning.