Rain outside is a classic. But being stuck inside with energetic kids is a real challenge for any dad. Fortunately, there are tons of activities to turn a gray day into unforgettable memories. Whether you’re a solo dad, stepdad or just the cool uncle, these ideas will save the day. According to Statistics Canada, families spend an average of 4 days a month indoors because of the weather. We might as well make those days fun and rewarding!