Engineering and Science Inquiry Activities : Page 45

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.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

This science fair project idea studies past and current fads and trends.

Demonstrate how tracks are formed by pressing your hand into a cornmeal mixture, then reverse the process and make prints of the track.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Research different measurement systems, design your own new or improved system that can measure something difficult to measure with traditional systems.

Investigate which substances are most effective at removing salt from water.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

Find out whether people within a family tend to have matching fingerprints.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.

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

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.