Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Structure of Seeds and Effects of Fertilizer on Plants
In this lesson plan, students identify parts of seeds and the effect of fertilizer on their germination and development.
Science Education Resource Center at Carleton College
Serc: Mn Step: Seeds to Plants: How to Grow a Plant
An experiment where first-graders plant seeds and monitor their growth. Prior to planting, they decide on an inquiry question, and how they will find out the answer through the experiment.
NC State University
Nc State University: Adventures of the Agronauts: Plants and Gravity
This site deals mostly with space, but it has a whole page on gravitropism. Click on vocabulary words to get a definition from the glossary. Click on the video to see gravitropism in action!
Other
42 Explore: Trees and Forests
This is a site with links covering multiple areas of tree and plant study. Great illustrations and information.
Center of Science and Industry
Cosi Columbus: Mighty Seeds
Learn about the process of germination in this hands-on science experiment. Includes full list of materials, procedures, and scientific explanation of why plants can survive in a variety of environments.
ClassFlow
Class Flow: Life Cycles
[Free Registration/Login Required] Through this unit, children learn that plants and animals reproduce as part of their life cycle and that in every life cycle there are distinct processes and stages. They should begin to understand how...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Four Parts of a Green Plant and Their Functions
Lesson plan using an apple, tea bag, onion, and celery to teach plant parts and their function.
A to Z Teacher Stuff
Atozteacherstuff: Inside a Seed
atozteacherstuff lets you take a closer look at the inside of a seed by using this lesson plan to "discover the beginning of a plant."
University of Illinois
University of Illinois Extension: In Search of Green Life
A very simple introduction to the various types of growth and reproductive styles of common plants.
University of Illinois
University of Illinois Extension: Great Plant Escape: Plant Parts: Roots
Site provides a brief explanation of how roots help support a plant.
HotChalk
Hot Chalk: Lesson Plans Page: Science Experiment: Carrot Tops
"Can a plant grow from just the top of a carrot?" Middle schoolers will engage in this lesson plan to find out.