1. Wizard Con Academy: This week-long residential camp is held in the Sonoma Valley and offers a magical experience for campers of all ages. Campers can choose from a variety of Harry Potter-themed activities, including potions, wand combat, magical games, and more.
2. Camp Half-Blood: This day camp is held in Los Angeles and offers a variety of activities based on the Percy Jackson series. Campers can participate in combat training, archery, arts and crafts, and swim in a "magical" lake.
3. Hogwarts Summer Camp: This day camp is held in various locations throughout California and offers a variety of activities based on the Harry Potter series. Campers can choose from a variety of classes, including potions, wand combat, magical creatures, and more.
4. Harry Potter Summer Reading Club: This program is not a traditional summer camp, but it does offer a way for young Harry Potter fans to engage with the books and connect with other fans. The program is run by public libraries throughout California and may involve book clubs, readings, and other activities related to the Harry Potter series.
These are just a few examples of Harry Potter summer camp opportunities in California. I recommend doing some research and choosing a camp that fits your child's interests and needs.