Are there lockers on site?

At the entrance, all parks have lockers. First come, first served, so after 10 am and in high season, usually they are all occupied.

They have lockers available all day at the entrances.

Yes, at the entrances (For rent), and also at various individual rides (free for only for ride time, about 30 mins)

Yes

Yes and there are free lockers (40 mins) for individual rides where you need them

there are lockers on site you can rent for a day (at the entrance) and there are free (for your ride-time) lockers at the attraction on wich you can't take items with you....