A poem that outlines our commitment in raising awareness of recycling and reuse in science. Ten little test tubes were given a shine, one rolled away and then there were Nine. Nine little test tubes left out to shake, one flew away and then there were Eight. Eight little test tubes filled up with leaven, one didn’t rise and then there were Seven. Seven little test tubes growing blastocysts, one got lost during screening and then there were Six. Six little test tubes were t