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Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Test the idea that people who wear glasses tend to be more educated. True or false?

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

This science fair project idea identifies and understands adaptations in birds.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

This project examines the concentration of dissolved oxygen in water, with and without oil.

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

Explore the effect of wind speed on the burning rate of a candle.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.