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| Acknowledgments | |
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| Introduction | |
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| Science Projects Step-By-Step | |
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| Keep a Log Book | |
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| Select a Category | |
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| Do Topic Research | |
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| Do Project Research | |
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| Find a Project Problem | |
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| Come Up with a Project Hypothesis | |
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| Design a Project Experiment | |
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| Collect Raw Data | |
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| Create Your Project Summaries | |
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| Design Your Project Display | |
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| Prepare an Oral Presentation and Plan for Your Evaluation | |
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| 40 Sample Projects | |
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| What Effect Does the Physical Form of a Fertilizer Have on Plant Growth? | |
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| What Effect Does Talcum Powder Have as an Insecticide? | |
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| How Effective Are Sun Shadows for Telling Time? | |
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| How Does Earth's Rotation Affect the Position of the "Man in the Moon"? | |
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| What Effect Does a Glucose Solution Have on the Longevity of Cut Flowers? | |
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| What Effect Does the Color of Light Have on Phototropism? | |
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| What Effect Does the Position of Artificial Light Have on Plant Growth? | |
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| How Does Exposure Time to Microwaves Affect Seed Germination? | |
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| What Effect Does the Size of a Plant's Leaves Have on the Plant's Transpiration Rate? | |
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| How Do Seasonal Color Changes in the Environment Affect Camouflage in Animals? | |
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| How Does the Amount of Water in a Gel Affect Its Flexibility? | |
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| What Effect Does the Type of Flour Have on the Ability of Calcium Propionate to Inhibit Bread Mold? | |
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| What Effect Does Light Have on the Rate of Planaria Regeneration? | |
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| What Effect Does Regular Physical Exercise Have on the Lungs' Vital Capacity? | |
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| What Effect Does Gender Have on the Stroop Test Color Recognition Response Time? | |
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| How Does the Volume of Background Music Affect Short-Term Memory? | |
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| How Does Color Intensity Affect the Perceived Sweetness of Food? | |
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| What Effect Does the Type of Video Game Have on Blood Pressure? | |
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| What Effect Does Surface Area Have on the Evaporation Rate of Water? | |
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| What Effect Does Temperature Have on the Amount of Solute Needed to Prepare a Saturated Solution? | |
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| What Effect Does Surface Texture Have on Growing Crystals? | |
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| What Effect Does Temperature Have on the Thickness of Ketchup? | |
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| What Effect Does the pH of Food Have on Preventing Tarnish on Copper Pots? | |
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| What Effect Does the Concentration of a Mordant Have on the Colorfastness of a Natural Dye? | |
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| How Effective Are Homemade Barometers in Predicting Weather? | |
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| What Effect Does Humidity Have on Condensation Rate? | |
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| How Does Evaporation Affect the Salinity of Ocean Water? | |
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| What Effect Does the Type of Ground Cover Have on the Rate of Soil Erosion? | |
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| How Does the Texture of Paper Affect Its Printing Quality? | |
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| What Type of Container Increases the Shelf Life of Bread? | |
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| How Does the Degree of Stretching Affect the Ability of Plastic Food Wraps to Keep Foods Fresh? | |
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| What Effect Does Triangle Size Have on the Strength of a Truss Bridge? | |
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| How Steady Is the Moon's Angular Speed from One Day to the Next? | |
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| How Does the Ratio of Two Dyes in a Mixture Affect Its Color? | |
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| How Does a Refrigerant's Surface Area Affect How Well It Cools? | |
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| What Effect Does Salt Concentration Have on the Specific Heat of an Aqueous Salt Solution? | |
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| What Effect Does the Time of Day Have on Passive Solar Heating? | |
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| How Does the Size of a Vibrating Surface Affect the Pitch of Its Sound? | |
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| How Does Density Affect the Buoyancy of Objects? | |
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| How Does Mass Affect the Period of a Pendulum? | |
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| 100 Project | |