Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Your child will decorate a headband with any bugs they can think of, then they'll add antennae so they can pretend to be a bug!

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

What happens when colored beams of light mix? You might be surprised.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

This experiment will explore whether adding different substances to a gel affects its strength.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Find out which kind of bubble wrap fares best when put in impact.

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.