With a $ 1.8 million grant from the National Science Foundation , the center recruited specialists from the Exploratorium in San Francisco to design hands-on `` discovery stations '' .
ADP DET SYM NUM NUM NOUN ADP DET PROPN PROPN PROPN , DET NOUN VERB NOUN ADP DET PROPN ADP PROPN PROPN PART VERB PRON `` NOUN NOUN '' .