Rainy Day Math Games - This game allows the child to practice number recognition, counting, and patterning. By doing this activity, the child will surely able to develop better number sense and counting skills.
British Columbia Kindergarten Social Studies This isn't it (the link) - want to use the boot to discuss clothing for mucky places -- get into mud and describing what it is like; preferences in playing in mud or not.experiences with mud on farms?
Frugal April Fun Craft for Kids: DIY Rainy Day Paper Umbrellas: You can’t have rain without umbrellas, right? A great umbrella is the best part of a fun rainstorm. So whip up some mini umbrellas of your own to display.