MRSEC News & Current Events

Join MRSEC and the Physics Department for

MARYLAND DAY

April 26, 2008

10:00 AM - 4:00 PM

Our Silly Putty Recipe:

Ingredients:

Water
Elmer's Glue
Borax (in laundry section of store)
Food Coloring
Disposable Spoons and Cups
Measuring devices

Directions:

Fill a 6-8 oz. Styrofoam cup with approximately a ź of an inch of Elmer's glue
Use a graduated cylinder and measure out 10 mL of water and add it to the glue
Stir well
Add 1-2 drops of food coloring to glue/water mixture
Using a graduated cylinder, measure 5 mL of sodium borate solution. Add to glue mixture and stir well*
Take mixture out of cup and knead with hands
Store silly putty in plastic bag

*If mixture is still very runny after step 5, add just a few more drops of the borate solution.

Borate Solution:
Mix 2 tbsp of borax and 236 ml of warm water (~1 cup)

Conversions:
1 tbsp = ~15 ml
1 tsp = ~5 ml

Š (2005) University of Maryland, College Park. All rights reserved. Permission to redistribute the contents without alteration is granted to educational institutions for non-profit administrative or educational purposes if proper credit is given to the University of Maryland, College Park as the source.

This material is based upon work supported by the National Science Foundation under the Materials Research Science and Engineering Centers program. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.