Question: to do on a rainy day?
Answer: Play a round of crazy golf. Crazy golf is always a good laugh, no matter the weather. ... 
Go trampolining. ... 
Visit an aquarium. ... 
Discover a great kid-friendly museum. ... 
See a movie at the local cinema. ... 
Teach the kids to play bowling. ... 
Experience the magic of VR. ... 
Break out of an escape room.