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  1. How much does a Medical Billing Company Charge?

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    24 May 2023 | Contributor(s): jenifer skys

     Healthcare providers are increasingly using medical billing services because they can help to simplify administrative work and guarantee correct billing. However, the charges of these services can differ significantly based on several variables, such as the practice's size, the...

  2. Dog gone it!

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    08 Jun 2015 | Contributor(s): Brenda Capobianco, Todd Richard Kelley, Chell Nyquist, James Daniel Lehman

    This design challenge, for students in grade 3, focuses on simple and compound machines. The objective of the challenge is to design a compound machine to help a large breed of dog to get into and out of the back of a car.

  3. Bio-Inspired Paper Flowers

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    03 Jun 2014 | Lesson Plans | Contributor(s): Bryan Hubbard, Kari Clase, Alyssa Panitch, Evan Rebar, Tahira Reid, Nancy Tyrie, James Daniel Lehman

    This grade 3 lesson introduces students to the basic structures of plants and their functions. Students are challenged to create paper flowers that turn colors through processes that mimics how real plants function.

  4. Save the Wolf (Simple Machines)

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    03 Jun 2014 | Lesson Plans | Contributor(s): Kendra A Erk, James Daniel Lehman

    This grade 3 design lesson introduces simple machines and challenges students to use simple machines to create a device to capture a wolf.

  5. Earthen Dam Design Task

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    03 Jun 2014 | Lesson Plans | Contributor(s): Venkatesh Merwade, James Daniel Lehman

    This grade 3 design task focuses on earth materials and the construction of an earthen dam.

  6. Drink Pouch

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    11 Jun 2013 | Lesson Plans | Contributor(s): Bryan Hubbard, Alyssa Panitch, Kari Clase, Tahira Reid, Nancy Irene Tyrie, James Daniel Lehman

    This 3rd grade design activity is focused on creating a drink pouch that can keep a drink cool in the hot sun.

  7. Design of Musical Instruments for a Rock Band

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    10 Jun 2013 | Lesson Plans | Contributor(s): David C Eichinger, Erin K Doherty, James Daniel Lehman, Venkatesh Merwade

    This grade 3 design task helps students to learn about sound by designing a stringed musical instrument.

  8. Sound Absorption

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    09 Jun 2013 | Lesson Plans | Contributor(s): James Daniel Lehman

    This grade 3 lesson plan focuses on a design task to create a wall to absorb sound.

  9. Exploring Whirligigs

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    09 Jun 2013 | Lesson Plans | Contributor(s): Brenda Capobianco, James Daniel Lehman

    This inquiry lesson, for grades 3-4, involves students conducting a fair test investigation to determine the way an object (a whirligig) falls through the air and how this fall depends on its mass, surface area, and other factors. This lesson is an adaptation of a lesson developed by...