Add punctuation: While that is the case it worked well and without issues on the systems I ran it on Note though that you may not want to run the program in productive environments yet
A: While that is the case, it worked well and without issues on the systems I ran it on. Note though that you may not want to run the program in productive environments yet.

Add punctuation: For the children from the first grade we have create another exercise
A: For the children from the first grade we have create another exercise.

Add punctuation: Level I 35 sqm Dining area with a fully equipped kitchen with all new appliances table with 6 chairs bathroom and a living space with TV music and 2 wide confortables sofabeds
A:
Level I (35 sqm): Dining area with a fully equipped kitchen with all new appliances, table with 6 chairs, bathroom and a living space with TV, music and 2 wide confortables sofa-beds.