. ♪ ba da ba ba ba ha ha ha! i present to you algebra ii... [radio static] foreign languages... trois, quatre. ha ha ha! and finally, biology. who among you will step up to their challenge? ha ha ha! me. raah! yeah. i'll do it. me, too. sign me up. announcer: take on the tough classes now. you need them to prepare for college. >>> before we go, our thanks to the shomberg center for lending us their digs. we want to thank you for joining us, greatly appreciate it. this has been our special black history month edition of "our world." if you have any questions or comments about the show, logon to blackenterprise.com, and let us know. i'm ed gordon and thanks for making "our world" your world. -- captions by vitac -- www.vitac.com i trust unisom. i fall asleep fast and have a full night of restful sleep. morning class. unom. good night. good morning. announcer vo: the following is a paid presentation for resurgence by doctor howard murad. tv news journalist joan lunden is 57 years