Experience Biosphere 2
$12 per person for a group of 20 participants or more, $240 flat rate for 19 participants or less. Adult chaperones and teachers are part of the participant count. Duration approx. 90 minutes. Maximum Group size is 120 participants.
Adult Chaperones And Teachers With K 12 Students
The MINIMUM Biosphere 2 ratio is one attentive, responsible adult chaperone for every 10 students. This ratio helps ensure the safety of students visiting our facility. The MAXIMUM ratio of chaperones to students is 1:6. Any additional adults or family members above the maximum adult : student ratio of 1:6 must separately pay the applicable admission fee and be assigned to the next available regularly scheduled public tour.
Please, no minors that are not part of the official school group. They and an accompanying adult will be asked to pay for and take our public tour separately from the student group.
For educator led programs and tours:
520-621-3960 or BIO2-GROUP@email.arizona.edu