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Exploring the Extreme Educator Guide pdf - ER - NASA

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Part 2Materials and Tools• One cardboard paper towel core perstudent• One flexible straw per student• One 12-by-12-inch sheet of aluminum foilper student• Four paper circles 1-1/2 inches in diameterper student• One small (1-inch) paper clip per student• One 3-oz. paper cup per student• One pair of scissors per student• Tape• Glue (not glue sticks)• One copy of <strong>the</strong> Student Work Sheet Part 2for each student (see page 44).Procedures1. Cut <strong>the</strong> paper towel core in half lengthwise(figure 1).4. Using <strong>the</strong> pencil, poke a hole in one sideof <strong>the</strong> toilet-paper core halfway down <strong>the</strong>core. Make <strong>the</strong> hole large enough for <strong>the</strong>straw to fit into it.Figure 25. Cut <strong>the</strong> straw down so it is 1/4 inch longon one side of <strong>the</strong> flexible section andabout 1 inch long on <strong>the</strong> o<strong>the</strong>r side.6. Put <strong>the</strong> short end of <strong>the</strong> straw into <strong>the</strong> hole,bend <strong>the</strong> straw so <strong>the</strong> longer end lays flatagainst <strong>the</strong> paper towel core. Tape intoplace. This represents <strong>the</strong> fuel line (figure2).7. Fold <strong>the</strong> paper circles in half <strong>the</strong>n intoquarters. Open <strong>the</strong> circles.8. Cut along <strong>the</strong> folds close to <strong>the</strong> center butdo not cut through <strong>the</strong> center. Do this on<strong>the</strong> remaining circles too.Figure 12. Tape <strong>the</strong> halves toge<strong>the</strong>r on one side tocreate a hinge effect. This will make iteasier for <strong>the</strong> students to put <strong>the</strong> piecestoge<strong>the</strong>r.3. Cover <strong>the</strong> halves with foil. This is strictlyfor appearance.Figure 336High Performance Learning Activities in Ma<strong>the</strong>matics, Science and TechnologyEG-2003-01-001-DFRC

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