ality ▁features ▁were ▁added ▁to ▁a ▁number ▁of ▁the ▁stations . ▁ ▁Tra vel ing ▁Ex hib itions ▁ ▁The ▁Sci en center ' s ▁travel ing ▁exhibition ▁program ▁took ▁on ▁a ▁national ▁flav or ▁in ▁ 1 9 9 6 ▁with ▁the ▁rece ipt ▁of ▁a ▁major ▁grant ▁from ▁the ▁National ▁Science ▁Foundation . ▁The ▁Sci en center ▁was ▁one ▁of ▁five ▁found ing ▁members ▁of ▁a ▁national ▁exhibition ▁collabor ative ▁for ▁small ▁museum s ▁called ▁TE A MS ▁( Tra vel ing ▁Ex hib itions ▁At ▁Museum s ▁of ▁Science ), ▁which ▁received ▁a ▁$ 1 . 2 ▁million ▁grant ▁to ▁produce ▁ 5 ▁separate ▁travel ing ▁exhib itions . ▁These ▁were ▁completed ▁in ▁ 1 9 9 9 ▁and ▁several ▁are ▁still ▁on ▁tour . ▁The ▁Sci en center ' s ▁contribution , ▁F UN , ▁ 2 , ▁ 3 , ▁ 4 : ▁All ▁About ▁a ▁Number ▁of ▁Things !, ▁has ▁ 1 5 ▁exhib its ▁on ▁meas uring , ▁graph ing , ▁counting , ▁and ▁estim ating . ▁The ▁Sci en center ' s ▁first ▁major ▁solo ▁NS F ▁grant ▁was ▁called ▁Te ch ▁City ▁and ▁led ▁to ▁the ▁development ▁of ▁a ▁ ▁exhibition ▁that ▁began ▁a ▁national ▁tour ▁in ▁ 2 0 0 3 . ▁Over ▁the ▁following ▁years , ▁a ▁number ▁of ▁other ▁major ▁gr ants ▁were ▁received , ▁including ▁two ▁extensions ▁of ▁the ▁NS F ▁TE A MS ▁grant ▁in ▁ 2 0 0 0 ▁and ▁ 2 0 0 4 , ▁additional ▁NS