multiplication in the 4th grade rather than 3rd and making sure kids understand problem solving rather than memorizing tables. >> one of our students had a test a few years ago and came to me and she said, you know, i can do this, but i don't get it. and, what a horrible message to send to kids, that mathematics is just about crunch through it and get an answer, and it doesn't matter if it makes any sense, doesn't matter if you know what the answer means, you got the answer, good, and we'll push you ahead faster. >> reporter: proponents say a national standard promotes continuity from state-to-state. bill: interesting development, thanks, from l.a., we'll watch that and there is a new law teaching elementary schoolchildren about gun safety and is not met with satisfaction on everyone, and a fair and balanced debate, minutes away on that. martha: looking forward to that and he's suspected of smuggling explosives in his pants on board a christmas flight to detroit