Related Clues:
- They end with "x, y, z"
- Elementary school learning
- Preschool recitation
- Periodic table components
- "Now I know my ___" (preschool lyric)
- They include "Q, R, S"
- Pieces of gold and silver, perhaps
- Preschool fundamentals
- Such components are periodically organised
- What the periodic table contains
- Kindergartner's basics
- 'Now I know my ___ . . .'
- Early song subject
- Copper is one of those fellows accepted in European grants
- They end with "Z"