|
|
I.
|
INTRODUCTION
|
|
|
|
A. The Elements.
|
|
|
|
B. The Minerals.
|
|
|
II.
|
GROWING THE CRYSTALS
|
|
|
|
A. Equipment and materials.
|
|
|
|
B. Sodium chloride.
|
|
|
|
|
1. Growing the Crystals.
|
|
|
|
|
2. What to do with the Crystals.
|
|
|
|
|
3. Lessons from this section.
|
|
|
|
C. Borax
|
|
|
|
|
1. Growing the Crystals.
|
|
|
|
|
2. What to dc with the Crystals.
|
|
|
|
|
3. Lessons from this section.
|
|
|
|
D. Sugar
|
|
|
|
|
1. Growing the Crystals.
|
|
|
|
|
2. Things to do with the Crystals.
|
|
|
|
|
3. Lessons from this section.
|
|
|
|
E. Alum
|
|
|
|
|
1. Growing the Crystals.
|
|
|
|
|
2. Things to do with the Crystals.
|
|
|
|
|
3. Lessons from this section.
|
|
|
|
F. References For Growing Other Crystals.
|
|
|
III.
|
IDENTIFYING CRYSTALS
|
|
|
|
A. Properties of Crystals.
|
|
|
|
|
1. Luster
|
|
|
|
|
2. Hardness
|
|
|
|
|
3. Streak
|
|
|
|
|
4. Shape
|
|
|
|
|
5. Cleavage or Fracture
|
|
|
|
|
6. Specific Gravity
|
|
|
|
|
7. Special Property
|
|
|
|
|
8. Activities
|
|
|
IV
|
MOLECULAR STRUCTURE OF CRYSTALS
|
|
|
|
A. Atoms, Electrons and Ions.
|
|
|
|
B. Bonds.
|
|
|
|
C. Molecular Patterns.
|
|
|
|
D. Activities and Lessons.
|
|
|
V.
|
FUN WITH SHAPES
|
|
|
|
Tracing, cut-outs, mobiles, coloring, repeating-patterns, free-form, more . . .
|
|
|
VI.
|
FUN WITH NUMBERS
|
|
|
|
A. Introducing the Metric System.
|
|
|
|
B. The Powers of Ten.
|
|
|
|
C. Illuminating Comparisons.
|
|
|
|
|
1. The Atom and the Graine of Sand.
|
|
|
|
|
2. The Ant and the Elephant.
|
|
|
|
|
3. The Earth and the Sun.
|
|
|
|
|
4. The Earth and the Milky Way.
|
|
|
|
D. Finding other Proportions.
|
