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.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

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

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Find out which type of sponge holds the most water.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

In this experiment we will be determining whether birds prefer certain colors of seed.

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

This science fair project idea explores the different properties & interactions of sugar molecules.

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

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?