Investing 1000$ per month (250$ each on schd,voo,qqq, Ftihx) for next 20 years

Hi . I am 40 years old , investing for last 2 years. As title says I am Investing 1000$ per month (250$ each on schd,voo,qqq, Ftihx) for next 20 years . I do have 401k and I do contribute in Roth IRA yearly . I have saved about 30k in my kids education fund (kid is about 7 years old , education fund is 529 and invested under S&P500 index fund) so my question is am I in correct path? Also , do you have any suggestions to be financially free when I shall be around 60 years of age .