GINGERBREAD MEN: Gingerbread Man activity that can be used for position words. They could hide a cookie and then the group sings the song while a kid looks for the cookie. When they find it, they have to say I found it under, over, on, behind.
Cute idea for measurement common core- do a few times a year. Read Big Dog, Little dog, and then measure each child to see how tall they are. Make a chart for display, and leave out the measuring tape for a few days!
What a fun game! Make two dice: one with numbers, and one with colors. Roll the dice, then use dot stamps to make that number of dots in that color on your paper. My adaption would be to have the dice be a doubles dice to practice double math facts
Have set up befor going on a nature walk! - I love math that is so visual. This link will open to an article on Kindergarten Math but so many of the activities can be adapted to younger students, like the leaf activity pictured here.