it is called flocabulary.ieve students can learn more with rap music. >> i had the idea for flocabulary when i was in high school. ♪ >> i was struck even then with how easy it was for me to remember lyrics of songs and how hard it was for me to remember things that i needed to for school. >> flocabulary is a program that takes the academic standards kids are being asked to learn and put them into rap. ♪ >> the idea behind that is extraordinarily easy to remember the lyrics to your favorite song. >> in 2005 they published the first full length album packing 500 flocab words. >> more products can be sold to the district we made that change two or four years ago. they are rapping not just to english but to history, science even math. >> can you give me an example of a math rab. >> one times 4 is probably board was one times four is 4. the rapper causes. ♪ fli >> the kids have a respon chanc respond to say the fact before they say the actual numbers. so much about memorization when we are doing a song about ancien

. >> reporter: their method is called flocabulary. >> like an androgynous misogynist.re harder words. >> like how peanut butter always tasted better with jelly we added flow to vocab to get flocabulary. >> speaking of stink i had the odious task of cleaning all the dishes. the food was no longer toothsome and delicious. >> reporter: in other words, they use hip-hop beats and rhymes to help kids broaden their vocabulary. they started with 500 s.a.t. words. >> the word "vim" means liveliness, energy, vigor. so it's a noun. >> reporter: their songs aren't just a lyrical vocabulary list. they use a story to relate words to their definitions. ♪ the odor's so pungent you can smell it down the block ♪ ♪ putrid, rancid and rotten ♪ i had forsaken and forgotten >> reporter: alex and blake tour schools around the country. but they don't just teach, they encourage students to write their own vocab-building rhymes. ♪ you got no energy, vim, passed out like a ♪ >> it actually helped me get through the s.a.t. because it was kind of tough the first time. >> reporter: flocabulary isn'

it is called flocabulary.creators haven't taught in the classroom they believe students can learn more with rap music. >> i had the idea when i was in high school. ♪ ♪ ♪ >> i was struck even then with how easy it was for me to remember lyrics to songs and how hard it was for me to remember things that i needed to for school. it is a program that takes the academic standard the kids are being asked to learn and incorporates those standards into original rap songs. ♪ ♪ ♪ ♪ >> the idea is that it is extraordinary easy to remember the lyrics to your favorite song. tuck if you can in 2005 harrison and rappaport published their first full length album, packing 500 s.a.t. vocabulary words into 12 tunes. >> we realized we could affect more change if we made products we sold directly to the school district. now we are seeing larger adoptions. >> tucker: in over 12,000 schools across the country teachers and students are rapping, not just to english, but history, science and math. can you give me an example of a math ra

flocabulary is used by aned estimated 300,000 students.op is known for pushingor the envelope, and not always in a good way. racial rhetoric, vulgarity,cend sex and violent images and lyrics permeate much of rap. so how do education willalmeateo rappers keep it real.>> >> we are trying to take the violence out of the music. arsts the artists reach out to us to because what they realize whatuh we are teyrying to do is workorh with kids directly and do do something that is across the board positive. >> i do music as a hobby and i thought this was a perfect opportunity to bring it to the classroom. >> the artists, do they haveheya educational backgrounds?edu >> some do.nd we have worked with artists that were tutors and have wh worked with students. >> have you had any complaints by parents or teachers?p >> i can list the complaints we have had on one or two comp hands.r it happens, but it is very,penst very rare. very >> i wonder why it takes hip tue hop to get certain students g engaged in learning? it never has, why does it now? >> i think