Question

Which revision best makes the instructions more concise?

Making rubbings of tree bark can be a lot of fun.
Find crayons to create the rubbing.
You can use leftover pieces of broken crayons.
Use medium-weight plain white paper.

Answer 1

Use medium-weight white paper and crayons (broken pieces are fine) to make tree-bark rubbings.

This keeps all steps but condenses them into one clear instruction.