Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

This science fair project idea researches the effects of acid rain on plant growth.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

In this parts of speech fall scavenger hunt, kids will search for all the hidden leaves, sort them into parts of speech categories, and then practice creating their own sentences using the words they find.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Find out whether putting something on top of a plant will inhibit its growth.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Parts of speech can be a difficult and dreary concept for many kids, but you can quickly turn that feeling around with this fun game.

This science fair project idea explores whether talking to a plant will help it grow.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

Encourage your child to take ownership of a plant by creating a care plan and following it over the course of a couple of weeks.

This science fair project idea investigates whether plants can survive being frozen.

This science fair project idea determines if the color of light affects the growth of plants.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Help your child plant a "tea garden": a garden made of herbs for making teas.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea demonstrates that plants give off water.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Create a face of a person or animal on a small terra cotta flower pot and grow herbs or a flowered plant for their hair! As the herbs grow, the hair grows.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Tu B'Shevat is a Jewish holiday during which the "new year" for trees is celebrated. In this activity your child will paint a pot to grow his own plant.