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Polymers Making Fluorescent Worms
Ward's®
IS7045
470230-900
Polymers Making Fluorescent Worms
Allow students to learn about polymers and cross-linking using this fun and colorful activity.

  • Aligned to Next Generation Science Standards (NGSS)
  • Materials provided make several dozen worms
Students add a solution of sodium alginate to three calcium chloride solutions, each containing a different fluorescent dye. After a few minutes the liquid sodium alginate solution forms into gel-like polymer worms. Upon completion of the activity, the worms may be placed under a black light and the students will observe their worms glow red, blue, and green. Aligned to NGSS Standards PS1.A and PS1.B; MS-PS1-2; crosscutting concept - patterns.
   
 

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