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CRSHM14-RS034 Enlarge View
  • CRSHM14-RS034
  • CRSHM14-RS034.1
  • CRSHM14-RS034
  • CRSHM14-RS034.1

Exploring Nechoshes/Copper in Parshas Terumah

Item Number: CRSHM13-RS034

Date Submitted: 04/23/2015

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One of the materials donated for use in the Mishkan was copper. Copper turns dark when it is covered with copper oxide. Using a solution of vinegar and salt, students can discover how to remove copper oxide from a penny and restore its original shine.

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Publisher: Walder Education
Founding Director: Mrs. Rouhama Garelick
Adapted by: Rivkie Schecter
Photography: Rabbi Avraham Gershon
Credit: www.sciencebob.com




Size: 8.5''x11''
Language: English
Language Style: NA
Gender: NA
Color: Color and Black and White
Grade(s): Pre-2nd, 3rd-5th, 6th-8th, H.S.
Resource Type(s): Curriculum Materials
Subject(s): Parshah, Terumah, Science




Goals and Objectives: The students will explain that copper oxide is what causes pennies to turn dark and a solution of vinegar and salt will restore the copper to its original shine.
Skills Needed: focus on task, ability to follow instructions, fine motor skills


Contents: 5-8.5x11-Color and Black and White Paper Not Laminated
(To view page sizes in PDF, hover over the bottom left corner of the page.)
Page Scaling: None
Notes: Some cutting and assembly may be required.
Laminated items will require trimming.
Items larger than 11x17 inches may require a large format printer.


  • Vinegar
  • Glass jar
  • Oxidized (dark) pennies
  • 1 tsp salt
  • Cup of the solution for each student
  • Medicine dropper (optional)
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