What grades are best to visit LEGOLAND California Resort? While LEGOLAND California Resort is built for kids ages 2-12 years old, our education experiences are geared towards grades K-8. For more information, please click HERE! Was this article helpful? Related articles What can my child 2 and under do? How do I book a field trip to LEGOLAND California Resort? What attractions and activities are available for children with no minimum height restrictions? What are the standard ticket prices to LEGOLAND California? Do I have to pay for a 2 and under?