Listening - Even though this says listening game for adults, I think it would be great for the elementary classroom as well. It gives students the opportunity to strengthen listening skills as well as cooperation skills, plus it would be fun!
Their challenge was to create the tallest free-standing structure using only those materials .in 20 minutes! The marshmello had to be on top of their structure intact. Confessions of a Teaching Junkie: Marshmello Challenge