Jump up and down on the spot?
Write your name?
Hop on right leg?
Clap your hands together?
Write the alphabet?
Throw and catch a ball?
How many words can you read in one minute?
How many squares can you draw?
Record each outcome individually and then collate across the class.
All the above ideas can contribute to collecting information/data, which can then be interpreted in a variety of ways, depending on the age and ability of the class.
Lists of achievements, ordered from high to low or low to high. Looking at clusters.
Arrow diagrams of achievement.
Pictograms, barcharts, graphs.
Using data to work out mean and median and so on.