A review of conifer biology. Illustrations are great and help clarify the text, which can get a bit advanced for a general audience. A great resource for exam review.

Identify the major parts of a flower. Select each part name and drop in the boxes next to the full-color diagram.

In this lesson you will learn to understand better the different plants in your environment, its characteristics and its presence in our daily lives. Learn how important the plants are for the survival of all ecosystems in the world and...

This is a collection of video interviews with twenty Smithsonian scientists who work in a scientific areas as vastly different as measuring the moon and figuring out what kinds of birds collide with aircraft. An interesting way to...

This resource provides information about musk oxen.

Students investigate the effects of air temperature on seed germination by preparing seeds for germination and placing them in locations of varying temperatures. Students will monitor and record data concerning the temperatures and...