In this 25 minute lesson students will reviews numbers 1- 20. They will also practice counting 1-20.  This lesson will be accomplished through Snowy the Snowman and his mailbox.  We will practice writing the numbers 1 - 20.   My goal in each class is to have fun while learning.  If the students aren't having fun they will be less likely to retain what was taught.  We will review numbers using different activities such as games and activities on paper.  Students should be familiar with...