Examine the impact of insecticides on plant growth.

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

Put some spring back in the season and teach your child a little about plants with this fun paper flower art project!

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

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

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Make thinking about college fun by working with your teen to design and plan a Road to College board game.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

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

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Science fair project in which you will graft branches from different fruit tree onto a root stalk.