Science Fair Ideas

Scientists explore the physical world for REPRODUCIBLE PATTERNS, which they represent by MODELS, organize into LAWS and explain with THEORIES.

Student

Topic
Biology
How do earthworms affect leaf litter biological communities?
How do de-icing salt affect leaf litter biological communities?
How do fertilizer affect leaf litter biological communities?
How do invasive plant leaves affect leaf litter biological communities?
How does flooding affect leaf litter biological communities?
How does human litter affect leaf litter biological communities?
How does acid rain affect leaf litter biological communities?
How does soil acidity affect fruit or vegetable acidity?
Do fruit seeds grow better if planted in the fruit or separately?
How does the weight of the stems and leaves of a plant affect the size of the roots?
How does the amount of light affect length of bean stems?
How does the amount of light affect the number of leaves on a plant?
How does soil composition affect the size of plant roots?
How does the age structure vary between cities in Cuyahoga County
How do seedling plants know which way is up?
Can spices repel insects?
How do various spices affect the rate of growth of mold?
What affects the rate at which bananas turn brown?
How do the ingredients of compost affect the temperature of the pile?
What factors affect the growth of mold?
Environmental science
What is the maximum flow rate in Euclid Creek over the course of 2 months?
How does a proximity to a busy road affect leaf litter communities in Forest Hill Park?
How does proximity to a large parking lot affect soil erosion Forest Hill Park?
How is the mild winter and early warm temperatures in the spring in 2012 affecting native vs. invasive plant growth?
How do dams on Euclid creek affect the distribution of benthic invertebrates?
How much erosion has occurred in (Lakeview Cemetery stones) due to acid rain during the last century?
How do shopping malls affect streams flowing under them?
How do automobile detergents affect plant growth?
What ingredients in household compost inhibit decomposition by composting bacteria?
What is the quality of soil under various plant communities and disturbed environments?
What is the degradation time of litter in local streams?
What is the degradation time of litter in local soils?
Student(s) Behavioral Sciences
How does praise affect academic performance?
How do brand/labels affect food choice in children?
How does mitigating stereotype threat affect performance on high-stakes tests?
How does theory of intelligence affect academic performance?
How does theory of intelligence affect performance on standardized tests?
Do children from small families or large families do better in school?
Does left- or right-handedness affect coordination? Reaction time?
Does practice affect reaction time?
How well do people follow their own rules?
What is the effect of exercise on school performance? (How do the grades of students who walk to school compare with grades of students who ride the bus?)
What is the effect of participation in athletics on school performance?
Are there gender differences in short-term memory?
What factors have greatest effect on job or career satisfaction?
How do the scores on various types of intelligence tests compare to IQ?
What sorts of intelligence make people successful in school vs. successful in life?
Do learning styles (visual, auditory, kinesthetic) correlate with academic success?
Student(s) Health/Medicine
How does the adolescent growth spurt affect body mass index between ages 14 and 18?
How does the type of sport affects energy budget over the course of a day?
Food Deserts: How does distance between a family’s home and the nearest grocery store affect body mass index?
How does pre-game nutrition affect performance by athletes?
How does age affect the sense of taste or smell?
Who eats the fastest-how does age or gender affect the rate of eating?
What is the effect of exercise on personal mood/outlook/social interactions?
How does the age of parents affect with their children’s GPA?
How does the cost of a fast food hamburgers affect the fat content?
How does nutrition content of school lunches affect their popularity?
How does caloric intake correlate with TV watching?
Shaw alumni: How much weight do former athletes gain after high school, according to sport?
Does obesity depend on the kinds of foods consumed or only the total caloric intake?
How much energy is contained in various snack foods?
Student(s) Chemistry
How can you prevent iron from rusting?
How does the purity of water affect its surface tension?
How does the purity of water affect its freezing or boiling point ?
How does weathering affect elasticity of plastics?
How much plastic is released when a plastic container is microwaved?
Which man-made materials wick water the best?
How does type of metal affect friction applied by braking pads?
Strength testing of matrix materials
How does % man-made fiber affect melting temperatures of fabrics
Does the speed of freezing affect the amount of expansion of water into ice?
What materials are most degrade the most slowly in roadside litter?
Physics
How does gear ratio affect efficiency of a bicycle drive train?
How does tire pressure affect rolling resistance (over smooth and bumpy surfaces)
How does tire pressure affect gas mileage of a car?
How does frequency of sound affect distance it travels?
Which sounds are easier to localize, high or low pitch?
What determines the wave frequency on Lake Erie?
How does ________ affect the tensile strength of __________?
Are composites of wood stronger than solid wood?
How does shape affect speed in a fish or submarine (viscous effects)?
How does spoke pattern affect the radial and lateral stiffness of bicycle wheels?
How does dimple size affect ball speed?
How does temperature affect the elastic of various rubber types (balls)?
How long do basketball shoes keep their bounce?
Student(s) Engineering
How does aerodynamic streamlining affect gas mileage in a car?
How does heating and cooling affect the strength of various alloys?
How does heating and cooling affect the flexibility of various alloys?
What properties of wood affect its strength?
What properties of wood affect its flexibility?
Does the age of a bridge affect how flexible it is?
Are potholes on Euclid Avenue caused by flaws or inferior materials used in road construction?
Which is more efficient for climbing hills- a fixed-gear or a freewheel transmission bicycle?
How does tire shape affect hydroplaning?
What is the best tire tread for wet-road traction in bicycles?
Does the distance a car travels per engine RPM predict gas mileage?
Are there fewer fire hazards in modern vs. ancient buildings?
Earth/Space Science
How does the heigt of the moon above the horizon affect the size of the moo’s image?
How does Lake Erie affect average temperature compared to farther inland?
How does water temperature on the south shore of Lake Erie relate to wind direction and speed?
How does water depth on the south shore of Lake Erie relate to wind direction and speed?
How doe % sand or % clay in soil affect rate of erosion by water?
How does angle of incident light affect the intensity of radiation?
What percent of people know why there are seasons?
Which has a greater effect on northern hemisphere temperature: day length or the angle of incident light?
How do the species of isopod or earthworms correlate with soil quality?
Math/Economics/Computer Science
How do rhythmic patterns found in hip-hop music compare to other types of music?
What misconceptions help gamblers lose and how widespread are they?
Do vendors without cash registers or computers compute better mentally?
How does the first graduation from college affect future generations of a family?
What consumer products owned by a family best predict school performance?
How does number of years of school completed affect personal income?
How does family income affect school performance?
How does family size affect school performance?
How does school size affect student academic success?

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