Thousands of science based events for adults & children all over Arizona, ongoing right now. Here’s the entire event schedule, lots to do in Pima County, many at the libraries :
http://azscitech.com/wp-content/uploads/2014/03/2016-AZ-SciTech-Program-Schedule-Final_Web.pdf
“WHAT IS THE ARIZONA SCITECH FESTIVAL? The Arizona SciTech Festival is Arizona’s BIGGEST celebration of STEAM (Science, Technology, Engineering, Arts and Math) held annually in February and March. Over 800 organizations have partnered to showcase the science all around us with over 1,000 events statewide! Join us on an exciting adventure to explore the science and technology occurring through arts, education, engineering and innovation – all in your own backyard.”
Pima County events: http://azscitech.org/events/?eventstart=&eventend=&location%5B%5D=event_pima_county