The instruction "Continue through meiosis until you finish telophase 2 and cytokinesis 2" is directing the user to complete the entire process of meiosis, specifically until the end of the second round of telophase and cytokinesis. This means that the user should follow the steps of meiosis, including the separation of homologous chromosomes in meiosis I and the separation of sister chromatids in meiosis II, until there are four haploid cells.
The question that follows, "What do you notice about the four cells now?" is asking the user to observe and compare the four haploid cells that result from the completion of meiosis. The user may notice that the four cells are genetically different from each other and from the original diploid cell, due to the independent assortment of chromosomes and crossing over during meiosis. Additionally, the four cells will have half the number of chromosomes as the original diploid cell, making them genetically diverse and capable of participating in sexual reproduction.