Cryopreservation-storing seeds in ultra-cold liquid nitrogen-is one method for maintaining plant genetic stocks in seed banks. The purpose of this project is to observe the characteristics and outcomes of cryogenically frozen seedlings...

Take an interactive quiz over plant structure and function. After completing the quiz, check your score, and then revisit any incorrect question for further review.

[Free Registration/Login may be required to access all resource tools.] Describes the three major types of plant tissues.

[Free Registration/Login may be required to access all resource tools.] Describes the three major types of plant tissues.

Flip this interactive card to find fast facts, questions and answers, and other bite-size pieces of information about the cassava plant.

Take a peek inside a plant or animal cell, and examine the structure and function of each organelle.

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.

Plants have evolved many clever mechanisms to ensure that their seeds will wait for appropriate conditions before sprouting. Some may only germinate after a fire, others only after going through a cold spell. This project explores one...

All about plants has information on plant parts--seeds, flowers, fruits, roots, and spores--and plant processes--seed dispersal, germination, pollination, and photosynthesis. You can also take a tour of this Los Angeles-based...

A book about making things with tools and different materials. Includes audio narration in six additional languages with text in English.

Aasha is learning about multiplication. Can you help her?

Have a fun learning experience as you read about the smallest flowering plant. Botanical facts, pictures, projects, and practical uses of the Duckweed plant are all part of this site.

Resource contains very brief information on the stems of a plant. The information is set up in a very easy to understand format. Great for younger ages.

Choose and plant your seeds, and then give them everything they need to grow in this interactive garden.

Meet Akio and help him count all the beautiful plants in his garden.

A clipart illustration by Phillip Martin titled "Pea Plant."

A clipart illustration by Phillip Martin titled "Pepper Plant."

A clipart illustration by Phillip Martin titled "Rose Plant."

A clipart illustration by Phillip Martin titled "Strawberry Plant."

A clipart illustration by Phillip Martin titled "Tomato Plant."

Extensive site for teachers provides some helpful resources that pertain to plant and animal cells. Includes a microscope diagram as well as plant, animal and pond labs. Also contains links to structures and mechanisms, matter and...

This site is an online science curriculum on how to grow plants on the Moon. There are six lessons that have a glossary also included. There are movies that demonstrate concepts, and teacher resources. The sites topics cover, the Earth,...

Everybody knows that worms are good for the soil, but not everybody knows why. Here's a project that investigates just one of the ways earthworms improve the earth.

It has been discovered that an indigenous Australian plant possesses a compound that shows antiviral activity against the H5N1 virus. Your mission, should you accept it, is to identify the compound before a rival pharmaceutical company...