CK-12 Foundation
Ck 12: Biology: Plant Life Cycles Study Guide
Understand the reproduction and life cycle of plants.
Indiana University
Indiana University: Plants in Motion
Plants grow and change on a time scale that is too slow for us to observe in real time. Time-lapse photography is a simple technique that allows us to see the movements of plants and clearly demonstrates that plants are living and...
Encyclopedia of Earth
Encyclopedia of Earth: Biodiversity: Fern
Explains what differentiates ferns from other plants, their physical characteristics, taxonomy, life cycle, how they evolved, and where they occur.
Cornell Lab of Ornithology
Habitat Network: Installing Cover Boards for Amphibians
Find out how to make a cover board for Amphibians' dual life-cycle of aquatic and terrestrial stages.
Science & Plants for Schools
Science & Plants for Schools: Pollination, Fertilization, Fruits [Pdf]
Great PDF to teach students about plant reproduction and life cycle. There are many teacher printables.
Ohio State University
Ohio State University: Anthophyta, Evolution & Diversity
An online summary of the evolution of flowering plants at an advanced level. The text is supported by good illustrations and is followed by a quiz. This is a good review for exams.
Enchanted Learning
Enchanted Learning: Pond Life Animal Printouts
Filled with printable pages of both plant and animal pond life, Enchanted Learning features fact sheets with color pictures.
University of Michigan
University of Michigan Periodical Cicada
A great review of these interesting insects, many of which are on a 13 or 17 year cycle of life. Great pictures and information.