Engineering and Science Inquiry Resources : Page 23

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Explore the belief in astrology as a predictive system.

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

Determine how good we are at direct and indirect observation.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?