Online Abacus tutor jobs in United States

Looking for tutors for any of these subjects math, science, social science, English, coding, abacus, chess

I am a 57 year old from India and now living in Dallas, TX.
I am a beginner in mental math and memory techniques.

I would learn mental math, speed math and memory techniques for adult.

I am looking at Abacus, Vedic Maths, Mental Maths, Speed Maths, Trachtenburg system and other systems.

I can do online classes.

Need a online tutor for my kids to help them get better in maths,
I have 2 kids, 1 is in 4th grade and
another 7th.
I want them to learn the abcus and vedic math, so that they could be little better in class.
I know we Indians are excellent in studies,
As me and my wife both working,
we can't give enought time to there studies.
Please...

Abacus for my 5 year old son.
Please share your time slots and fees.

Please let me know the curriculum, pricing, duration and other details of Abacus. I have 2 kids one is 8 years old and other 10 years old.