Self-Guided Tours are a field trip visit for school groups of 5 or more (no limit). To receive this discounted rate, school groups must reserve the date and submit final payment in advance. This rate is only available for schools; refer to list on website. To reserve the field trip date, add ONE to the cart; the number of students and teachers will be requested on subsequent pages. After submitting the request, you will receive a statement with a $0 balance. Within 24hrs, zoo staff will send a confirmation with an updated invoice.