After learning about fungi and spotting animal tracks in the mud, the students performed an experiment using thermometers to measure the temperature of different areas of the park.
(the students; performed; an experiment using thermometers to measure the temperature of different areas of the park; T:After learning about fungi and spotting animal tracks in the mud)
the students
performed
an experiment using thermometers to measure the temperature of different areas of the park T:After learning about fungi and spotting animal tracks in the mud