Hi Chris, I have a PPT that gives the students a little info at a time and encourages them to infer from the info. As they get more info, they add to or make changes to their inferences. I'll have to dig it up. I also use a discrepant event - put a dollar bill (20's are more awesome) into a mixture of alcohol and water, and ask if it will burn. They kids are sure it will, but of course, the alco...

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