4th and 5th Grade Engineering and Science Inquiry Resources : Page 13

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This science fair project investigates why the number of visible stars changes from place to place.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

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

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Construct batteries that make electricity from fruits with this fun science fair project.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

In this science fair project you will make a model of a cell membrane using very simple material.

This science fair project idea investigates if fats add to the flavor of food.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Science fair project in which you will start a fire from scratch without using matches or a lighter.