This Game is meant for Cub Scouts.
Decide for yourself if it is appropriate for your younger scouts or not.

bag of cotton balls
plastic spoon per scout

Object is to float the most clouds from the ocean to the mountains.
Have 2 teams.
Each team lines up in a single file.
Each scout has a spoon.
Have a set time of 2 or 3 minutes.
On 'Go' signal, first in line at the ocean picks up a cotton ball cloud with his spoon. It is then passed down the line from spoon to spoon. If the cotton ball is dropped at any time during the passage, it is left there. The team to get the most clouds to the mountains at the end of their line, wins.

Or, the winning team could be the first to deliver a certain number of cotton balls to the end.