““The Great Crystal Creation” - Friday Feedback SessionThe Great Crystal Creation” - Friday Feedback Session

Team Leader: Kendra Mallory

Team Members: Stephen Ha

Winnie Koo

Stacy Woodson

Margaret Rockwood

Syed Warisi

This material is based upon work supported by the National Science Foundation under grant No. EEC-0502174. 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.

Module EnhancementsModule Enhancements

• Try different types of crystal formation using baking soda, kosher salt, rock salt, brown sugar, and so forth.

• Relate real world objects to crystal shapes.• Discussion of different types of chemical bond.• Relate crystals to minerals.

Engineering DesignEngineering Design

• Design ways to make improvement on existing architectural structures based on the seven shapes of crystal.

• Design a better classification system on minerals and rocks based on the seven shapes of crystal.

Scientific InquiryScientific Inquiry

• What variables affect the hardness, shape, and color of a crystal?

• What condition affect the quality of a crystal?• What variables affect the rate of the formation of

a crystal?

EthicsEthics

• Instant gratification vs. delayed gratification.• The importance of following health and safety

instructions.

- Always have supervision.

- Pay attention to safe usage of chemicals.

- Follow warning and caution signs.

Modification 1Modification 1

• Age Group: Elementary• Engineering Design

- Design objects based on the seven shapes of crystal as well as other geometric shapes.

• Scientific Inquiry

- Identify repeated patterns in nature.• Ethics

- Safety such as material handling, no drinking and eating, and so forth.

Modification 2Modification 2

• Age Group: High School• Engineering Design

- Design a system to analyze fake diamonds from natural real diamonds.

• Scientific Inquiry

- Discussion on molecular structures.• Ethics

- Authenticity of diamonds.

Resources / ReferencesResources / ReferencesCrystal experiment

http://www.crystaldesigner.no/UserGuide/tutorial.htmlBackground information on atoms and bonding

http://www.chem4kids.com/Projects and information about Crystals

http://homeschooling.gomilpitas.com/explore/crystals.htmMinerals, crystals and their system

http://www.ganoksin.com/borisat/nenam/mineral.htmCrystal Lattice Structure

http://cst-www.nrl.navy.mil/lattice/index.htmlhttp://www.ill.fr/dif/3D-crystals/

Mineral and crystal images http://www.crystalminers.com/

Tool for visual study of crystal structure.www.crystaldesigner.no/