230 + Science Project Ideas
1. Food preference in gerbils
2. Does adding salt to water change the temperature at which it boils?
3. The effect of temperature on how long a soap bubble lasts
4. The effect of different light intensities on the growth of sunflower plants
5. The effect of light on the growth of bread mold
6. Which bird feed do birds like best?
7. A comparison of calories in five different kinds of peanuts
8. The effect of acid rain on the growth of Wisconsin fast plants
9. The effect of acid rain on the germination of apple seeds
10. Using black walnut juices and marigolds to prevent weeds in your garden
11. The effect of sugar water on the survival of cut flower stems
12. The effect of salt on the growth of bean plants
13. Hummingbird color preferences at feeders
14. Bird feed consumption at different colored bird feeders
15. Bacterial growth in apple juice and apple cider
16. Does auxin affect seed germination?
17. Can magnesium affect seed germination?
18. Will acid rain affect the cell structure of spirogyra algae?
19. The effect of surface area on fuel burn time
20. Does the life of a light bulb depend on its wattage?
21. Sudsy soaps
22. The effect of wire coils on the strength of an electromagnet
23. Packaging eggs and shock resistance
24. The effect of friction on velocity
25. The effect of temperature on golf ball performance
26. The effect of temperature on the rate of water absorption in cut carnations
27. The antibiotic effects of bread mold on bacteria
28. The effect of the color of light on the growth of sunflowers
29. How changes in gravitropic responses affect plants
30. A study of the abundance of prey available to arachnids through the use of artificial webs
31. The feeding habits of winter birds
32. The germination of gamma grass, Tripsacum Dactyloides
33. Hydroponics: growth for the future
34. A comparison of the heat-conducting abilities of different metals
35. Iron in your food
36. Prejudices in children: When do they start?
37. The effects of a classroom seating arrangement on student performances
38. The gold ration and its effect on heart rate
39. The effects of a small magnetic field on the movement and behavior of laboratory mice
40. The effect of paper airplane design on flight distance and time
41. A comparison of the water content of different fruit
42. The amount of fat in fast foods and store-bought hamburgers
43. The effects of car exhaust fumes on the growth of plants
44. An investigation of bacteria and fingernails
45. The effects of the amount water on the number of stomata in peas
46. Acid rain: how it affects plant growth
47. Using lichens to measure lead pollution along the Missouri River
48. The effects of wing shape on lift
49. An investigation into the mysteries of Fibonacci
50. Does light affect population growth rate in euglena?
51. The effects of radiation on pea seeds
52. The effects of humidity on the behavior of isopods
53. Are soap bubbles good for anything but a bath?
54. Learning styles and memory retention
55. The effects of car exhaust on seed germination
56. Why do rocks sink and supertankers float?
57. The effects of ultrasonic waves on the growth of peas
58. A study of bridge construction
59. Which brand of gum is the most viscous?
60. The effect of design on the efficiency of a propeller
61. The effects of heavy metals on the growth of Wisconsin fast plants
62. The effects of ultraviolet light on the photosynthetic rate of soybeans
63. The fermentation of yeast: optimal temperature and pH
64. The effects of water flow on a water wheel
65. Day or night: When do amaryllis plants grow more?
66. The effects of stress on the germination of corn seedlings
67. The effect of rotation on fruit fly development
68. Comparing the tensile strength of different metals
69. A study of the goldfish’s ability to learn a maze
70. The effects of microwave radiation on seed germination
71. The effects of caffeine on the respiratory rate of cockroaches
72. How does watching fish affect a person’s blood pressure?
73. The effects of distractions on memory and learning
74. The effects of music on the ability to memorize nonsense syllables
75. The design and construction of a rigid sail model for all vessels
76. An analysis of the nutrient content of breakfast cereals
77. The use of pitfall traps to determine insect diversity
78. The effects of fluorescent light on the learning abilities of white mice
79. An analysis of the relationship between music and plant growth response
80. An investigation into the effects of irradiation in the seed stage on the growth and developments of marigolds
81. Osage oranges: determination of a natural cricket repellent
82. Effects of electromagnetism on regeneration in planaria
83. Analysis of the effects of detergents on the heart rate and survival of daphnia
84. The effects of nicotine on the cell shape and survival of euglena
85. The amount of vitamin C present in ordinary foods
86. The effects of electric currents on germinating seeds
87. Comparing the effects of antibacterial soaps on bacterial growth
88. The antibacterial effect of common sauces
89. Particulates in the air
90. Is the purity of bottled water consistent with the claims that distributors make?
91. A study of the effects of the plant hormone auxin on the growth of beans
92. The effects of eye dominance on task performance
93. The effect of age on successful mating in fruit flies
94. Multiple intelligence in the career world
95. The fungi around us
96. The effects of acidity on metals
97. Which form of insulation is most effective?
98. How terraces help stop soil erosion
99. Determination of vitamin C in aging fruit
100.The effects of vitamin C on the visible characteristics of the wild-type fruit fly
101.Gender-based memory
102.An investigation of the lung capacity of smokers and nonsmokers
103. Rate of bacterial growth in human vs. dog saliva.
104. What kinds of bugs do bug zappers actually kill?
105. How does being on a cell phone affect motor skills and reaction time?
106. How accurate are the predictions that horoscopes make?
107. What parts of the body are the most or least sensitive to touch?
108. What is the correlation between car type and a driver’s willingness to obey a stop sign?
109. How does the shape of a bird’s beak affect its diet?
110. How does the distance between warm bodies affect their cooling rate?
111. How do natural preservatives compare to modern refrigeration in the fight against decay, and which natural preservative works best in preserving bread?
112. How do seedlings react to being turned upside down?
113. What’s the effect of using glass, plastic and paper cloches on spinach sprouts planted before the last frost?
114. What effect does touching an object have on one’s ability to remember the object?
115. What effect does hair color have on strength?
116. How does the size of a dog affect its blood pressure?
117. How does adding worms to your compost affect soil fertility?
118. What effect does age have on depth perception?
119. How does breathing affect your heart rate?
120. How does the surface you’re running on affect your speed?
121. How does the shape of a parachute affect how long it will stay in the air?
122. What effect does bicycle tire pressure have on speed?
123. Which cereals have the most iron?
124. Which sunscreens work best?
125. How does the way perfume particles move through the air affect when people in the room smell them?
126. How does the height from which you drop a ball affect the height to which it bounces?
127. How does the size of sand grains affect the strength of a concrete block?
128. How does the temperature at which you store microwavable popcorn affect how well it pops?
129. What affect does light pollution have on your ability to see stars?
130. What causes the seasons?
131. How much can one family reduce their garbage in 60 days?
132. How do different materials insulate?
133. How do lakes and oceans absorb heat compared to deserts and fields?
134. How does temperature affect the growth of crystals?
135. What effect do different amounts of laundry booster have on slime’s viscosity?
136. How does the mixture of the salt solution affect the mummification rate of a fish?
137. How does temperature affect yeast’s ability to produce carbon dioxide?
138. What affect do hydrophobic materials have on an oil and water solution?
139. How do cold temperatures affect the stretch of a rubber band?
140. How does the size of a molecule affect its ability to escape from a balloon?
141. How does temperature affect the amount of carbon dioxide in a carbonated beverage?
142. How does oxygen affect the amount of vitamin C in orange juice?
143. How does adding glycerin to a bubble solution affect the kind of bubbles it makes?
144. How much energy do foods contain?
145. Which brand of spray on water repellent does the best job?
146. What causes a solar eclipse?
147. What keeps a satellite in orbit around a planet?
148. What parts make up a fingernail?
149. What kind of simple machine is your forearm?
150. What kind of behavior is blinking?
151. How does water move through a leaf?
152. What’s on the outside of a pinto bean?
153. How do grass seedlings respond to light?
154. How can an ecology sampling plot be prepared?
155. How does grass survive when eaten to the ground by animals?
156. How does a Punnett square predict possible gene combinations?
157. What are the chromosome combinations that produce a boy or a girl?
158. How can you grow the mold penicillium?
159. How do bacteria help clover live?
160. Why does the heartbeat of mammals make a sound?
161. Can flies grow from decaying bananas?
162. Does the fat layer under the skin keep an animal warm?
163. Do cat’s eyes glow in the dark?
164. How does pressure affect rock in the asthenosphere?
165. How is the needle of a compass affected my magnetic fields?
166. How do icicles form?
167. What causes dew?
168. How can the sun be used to separate salt from salt water?
169. How does depth affect the pressure of water?
170. How did the environment affect the body temperatures of cold blooded dinosaurs?
171. How were dinosaur tracks made?
172. How does a seismograph record the magnitude of an earthquake?
173. How is the energy of seismic P waves transmitted through the Earth?
174. How does intrusive volcanism (movement of magma beneath the Earth’s surface) change the shape of the Earth’s crust?
175. How does the viscosity of lava affect its flow rate?
176. How is igneous rock formed?
177. What are fossils?
178. How do atoms and molecules arrange themselves in minerals?
179. How do you label a mineral collection?
180. How does the molecular structure of an eggshell affect its strength?
181. How does a pantograph work?
182. How does dishwashing liquid clean away oil?
183. Can the addition of sugar to water form a homogenous mixture?
184. How does a magnet produce movement in a current carrying wire?
185. Can electricity produce a magnet?
186. How does heat affect the movement of molecules in a rubber band?
187. How can a rubber band transform energy?
188. How does gravity affect a person’s height?
189. How does gravity affect the shape of soap bubbles?
190. How do gears affect each other’s speed and direction of motion?
191. How does a fixed pulley make work easier?
192. How do magnets affect tape recordings?
193. Does hitting a magnet affect its magnetic strength?
194. What is radial symmetry?
195. What is a fractile?
196. Do teachers ignore certain noises?
197. Does age affect reproduction in rabbits?
198. Does temperature affect crystal growth?
199. How long does it take a toddler to learn the alphabet?
200. Which has the healthier food, McDonalds or Burger King?
201. The effect of different types of music on the growth of Fuscia plants.
202. How temperature affects how far a rubber band stretches.
203. How temperature affects bubbles.
204. The electric potato.
205. How moisture affects the growth of bread mold.
206. How electric circuits work.
207. Which treat do horses prefer?
208. The effect of temperature on baseball performance.
209. Ooblec and the bouncing ball.
210. Effect of ultraviolet light on mice in a maze.
211. Which brand is the most effective water repellent?
212. Will there still be people in the year 2509?
213. A study of evaporation.
214. How do different sized rocket motors affect the altitude to which a rocket will fly?
215. How does breathing affect heart rate?
216. How do you make flubber and how high does it bounce?
217. How do the types of pigments in a green leaf determine its fall color?
218. How does the amount of nitrogen vary with the brand of peanut?
219. Do goldfish turn white without light?
220. Does a spiral affect how far a football is thrown?