Duarte has a public transit system consisting of buses and trains. Fares for local buses are about $3, with subway fares averaging around $5. The cost of a taxi ride to the airport or downtown area is around $50-75. Consider renting a car for the duration of your trip for flexibility, and the cost can vary from $30-$80 depending on the type of car and your preferences.
If you have more time, consider spending a day at the Raging Waters water park or the Los Angeles Arboretum and Botanic Garden. You can also explore the nearby cities in the area, like Pasadena or Los Angeles.
If you have less time, prioritize the locations that interest you the most, and consider skipping the others. Consider using ride-sharing services and maximizing your transit times by reviewing public transit routes before starting trips to locations. Finally, keep in mind that museums tend to be closed in the early hours, while parks often have specific closing times.