when jordan kooums took his family to the fair, he never expected to od on marijuana. >> it's like i got poisoned. the 40-year-old father and vado game designer, said they parked the boys with their father and checked out the pot pavillion, one of the major exhibitiareas. there wasn't supposed to be pot. it could only be sold at licensed sites. convinced he had nothing to worry about. he approached a boost. >> it looked like a willy wonka thing. i was joking saying, "there's no t.f.c. ", thi said they are not allowed to have it. >> reporter: less than an hour later. he became disorientated and begged his wife to take him to the hospital. he was diagnosed with t.h.c., the ingredient in marijuana. the psychedelic treats are popular hitting the market in colorado last year, they are the source of incidents. a 19-year-old student on spring break consumeded a marijuana cooking containing six servings of t.h.c. and 14 children under the age of 10 went to a children's hospital for marijuana ingestion, a sharp increase from previous years, and the state's proiften control center had reports