The first part of this page explores coevolution by giving some examples.

Kids learn about flowering plants in the science of biology including their life-cycle, structures of a flower, fruit, seeds, and pollination.

This site, from retired Harvard professor John W. Kimball, provides a detailed but understandable explanation of sexual reproduction in flowering plants. Includes informative, well labelled illustrations.

Site covers all aspects of plant reproduction such as life cycles, angiosperms and flowers. Provides links to other sites to aide in research.