Learning is a process; it takes years and mostly not happens instantly. Do not let your child to leave everything to Year 6, it might be too late for them.
If you want your child to achieve their potential and reflect their potential to their life you need to start supporting their learning from Year 1 and go through all those years. IF YOU CANNOT DO IT LET US DO IT!
Your child will take national tests called SATs Exams in May when they reach the end of key stage 2 i.e Year 6. These test your child’s skills in:
The tests last less than 4 hours. You’ll get the results in July.
The school will send you the results of your child’s tests and teacher assessments.
You can find the further details on https://www.gov.uk/national-curriculum/key-stage-1-and-2