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Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Science fair project that uses distillation to convert salt water into fresh water.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

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

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

This experiment will explore the best way to create a perfect soft-boiled egg.

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

This Christmas plate features your child's favorite holiday things through drawings. Make a Christmas plate with your child this holiday season.

Help your child practice her counting as she makes this fun and festive holiday decoration!

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".