In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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.

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.

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.

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...

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

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.

In this project, vinegar and salt act as preservatives keeping bacteria from growing in the bouillon mixtures.

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.

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.

In this project, the affects of vitamin E are observed on a rose petal.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.