![]() ![]() ![]() Is the nutritional content of different brands of a vegetable (e.g., canned peas) the same?.Can you use a household water filter to remove flavor or color from other liquids?.Does light affect the rate at which foods spoil?.Do the same types of mold grow on all types of bread?.Does magnetism affect the growth of plants?.Does the presence of detergent in water affect plant growth?.Can you make Jello using fresh pineapples instead of canned pineapples?.Are night insects attracted to lamps because of heat or light?.Does catnip repel cockroaches better than DEET?. ![]() Will chilling an onion before cutting it keep you from crying?.Do plants react to the presence of other plants? music? different colored light?.Can you graft a tomato plant onto a potato plant?.Are goldfish water chemicals really necessary or are they an unneeded expense?.What types of words do babies learn to speak first?.Are dogs (cats/fish/etc.) colorblind? If so, is the lack of color perception compensated by better light/dark vision?.What effect does soap in water have on plants? Is the effect the same at very low soap concentrations as compared with high concentrations?.Are the two values the same? If not, is there a relationship between them? How does the pH of soil relate to the pH of the water around the soil? You can make your own pH paper, test the pH of the soil, add water, then test the pH of the water.What steps can you take to maximize crystal size? You can affect vibration, humidity, temperature, rate of evaporation, purity of your growth medium, and time allowed for crystal growth.What effect do additives have on the crystals? You could add food coloring, flavorings, or other 'impurities'.Do all hairsprays hold equally well? Equally long? Does type of hair affect the results?.Is laundry detergent as effective if you use less than the recommended amount? More?.How permanent are permanent markers? What solvents (e.g., water, alcohol, vinegar, detergent solution) will remove the ink? Do different brands/types of markers produce the same results?.Do all dishwashing detergents produce the same amount of bubbles? Clean the same number of dishes?.If you shake up different kinds or brands of soft drinks (e.g., carbonated), will they all spew the same amount?.Can a saturated solution of sodium chloride still dissolve Epsom salts?.What plastic wrap prevents oxidation the best?.What type of plastic wrap prevents evaporation the best?.What ratio of vinegar to baking soda produces the best chemical volcano eruption?.Does air temperature affect how long soap bubbles last? Does relative humidity?.Depending on their topic, their project could involve research, experimentation, and recommendations and as well as opportunities for creating a cool display. Kids who are fascinated with natural disasters, the weather, the natural world, or climate change may enjoy a science fair project involving earth science. Or maybe they would be interested in researching and presenting ideas on groundwater or sustainability. Or, they might want to do a project on geological disasters such as earthquakes, floods, volcanic eruptions, and landslides. They also might enjoy researching energy resources and developing a project around those topics. A project focus might include an analysis of where certain types of weather occur and what common factors produce that weather phenomenon.Ī child also could explore different types of rocks and minerals and where they may be found. Earth science encompasses kid-friendly topics including weather, climate, volcanoes, fossils, rocks, and the ocean.
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