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Topics/Subjects:
Mathematics  
The nature of technology  
Materials Cost:
$10 - $20  
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Hands-on learning  
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Nondestructive Evaluation (NDE) is the process of evaluating materials to detect and measure the presence of defects without causing damage to the material being tested. In this lesson, middle and high school students are introduced to NDE,... (View More)

Students will test various materials to determine if any can shield their "magnetometer" (compass) from an external magnetic field using their own experimental design. If no suitable material is available, they will devise another method to protect... (View More)

Learners will build an open spectrograph to calculate the angle the light is transmitted through a holographic diffraction grating. After finding the desired angles, the students will design their own spectrograph using the information learned. The... (View More)

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