Answer: Don’t worry I can help
Similarities
They both serve food to their students at school
They both require you to take a foreign country language in school
Both allowed students to go off campus to eat lunch (high school)
Differences
Kindergarten is required in the US, Germany goes strait to first grade.
Start at 7:30 am, US starts at 8:00
They are focused on academics more than sports like after school clubs and gym-like classes during the day
Hope this helps!!