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Human AnatomyCan you determine the sex of a person by just looking at his/her feet?
Do boys and girls have different resting pulse rates?
Do different types of sunblock have different protection strengths?Do groups of people have different blood pressure readings?
Do people from different backgrounds have different lung capacities?
Does caffeine raise a person's blood pressure?
Does the body become cooler more quickly with the help of a fan? If so, why?
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Chemistry
Are carbon filters less effective when the water contains more chlorine?
Are waters in urban areas more polluted than in rural areas?
Do detergents affect plant growth?
Examine how much Carbon Dioxide is produced by different gas sources? This helps us
understand the impact of these gas sources on global warming.
How can plants be used to measure the level of air pollution?
How do oil spills affect marine life?
How much pollution can water take before it becomes unsafe? Does this differ between
different water sources?
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Chemistry
Can water be split into oxygen and hydrogen?
Do white candles burn faster than colored candles?
How do differences in surfaces affect the adhesion of tape?
How does the PH level of rainwater differ from one place to another?Is the burning of trash a viable alternative to land-fills?
What are the different methods of purifying water?
Which brand of cooking spray works best?
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Physics
Demonstrate and explain magnetic field shielding
Does the angle at which the Sun's rays fall on a solar cell affect the power that's
produced?
Does the number of turns of wire in an electromagnet affect its strength?
High-Ampere Magnetism!
How do magnetic field lines look like?How does a change in temperature affect the current, voltage and power generated by a
solar cell?
How does a hydroelectric plant produce electricity using water?
How to build a lightning storm detector (Franklin's Bells)
How to build a simple electric generator
How to build a wind turbine generatorWhat the factors that affect the strength of an electromagnet?
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Physics
Does the viscosity of liquids affect the shape of droplets?
What color can be seen most clearly through a fog?
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MicrobiologyHow do different temperatures affect the growth of fungi?
What are fungi?How to grow your own yeast fungus
What is the Effect of Different Carbohydrates on Yeast Fermentation?
What is the effect of ultraviolet light on yeast fermentation?
What is the rate of fermentation of different fruit juices?
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Engineering
Compare the strengths of different types of bridges
Do sound barriers reduce noise? If so, what types of barrier is most effective?
Does the particle size of sand used to make bricks matter?
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