Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This tactile activity helps kindergarteners learn about texture.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

This science fair project idea teaches kids the different functions of a leaf.

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

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

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

This science project teaches students to classify different shapes of leaves.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

In this science fair project, students examine how temperature affects sugar transport within a plant.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?

This science fair project idea identifies trees using a dichotomous key.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

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

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

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!