What is the best way to: Backseat Desks for the kids to play with

Choices: a. Use Cookie Jars as Backseat Desks. The raised edges keep crayons from rolling off and the metallic surface is super for playing magnetic games and puzzles of all kinds. b. Use Cookie Trays as Backseat Desks. The raised edges keep crayons from rolling off and the metallic surface is super for playing magnetic games and puzzles of all kinds.
Answer:
b.