Below you will find a list of links suitable for 2nd Grade.
StarfallThis website offers many activities for phonics in Grades K-1.
Enchanted LearningTons of ideas and curriculum materials.
Addition with ManipulativesThis educational activity has five different levels of addition and a fun bonus activity after each level.
Keyboard ZooKeyboarding Zoo is a fun and educational activity to help early elementary age students learn the keyboard.