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2. Demand characteristics - Wikipedia

   en.wikipedia.org/wiki/Demand_characteristics

   A possible cause for demand characteristics is participants' expectations that they will somehow be evaluated, leading them to figure out a way to 'beat' the experiment to attain good scores in the alleged evaluation. Rather than giving an honest answer, participants may change some or all of their answers to match the experimenter's ...

3. Watch Your Kids Experiment and Learn With These Editor ... - AOL

   www.aol.com/best-science-kits-kids-213500763.html

   These science kits make experiments easy, safe, and fun. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For premium ...

4. Educational toy - Wikipedia

   en.wikipedia.org/wiki/Educational_toy

   Alphabet blocks. The identification of specific toys as having an explicitly educational purpose dates to the 1700s. [11] In 1693, in Some Thoughts Concerning Education, liberal philosopher John Locke asserted that educational toys could enhance children's enjoyment of learning their letters: "There may be dice and play-things, with the letters on them to teach children the alphabet by playing ...

5. Experimental physics - Wikipedia

   en.wikipedia.org/wiki/Experimental_physics

   Experimental physics is the category of disciplines and sub-disciplines in the field of physics that are concerned with the observation of physical phenomena and experiments. Methods vary from discipline to discipline, from simple experiments and observations, such as Galileo's experiments, to more complicated ones, such as the Large Hadron ...

6. Outline of science - Wikipedia

   en.wikipedia.org/wiki/Outline_of_science

   The 3 types of scientific experiments are: Controlled experiment – experiment that compares the results obtained from an experimental sample against a control sample, which is practically identical to the experimental sample except for the one aspect the effect of which is being tested (the independent variable).

7. Experiment - Wikipedia

   en.wikipedia.org/wiki/Experiment

   Uses of experiments vary considerably between the natural and human sciences. Experiments typically include controls, which are designed to minimize the effects of variables other than the single independent variable. This increases the reliability of the results, often through a comparison between control measurements and the other measurements.