I'm Going to Disneyland in California! My Pre-Trip Report

Hello! My husband, kids and I are headed out to California for my husband's 40th birthday this Spring Break! We will be in Palm Springs, but before heading there, we will be at the Disneyland Hotel in Anaheim, CA and will go to Disneyland Park and Disney's California Adventure Park. We are doing one park per day and we did purchase Lightning Lane Multipass with our tickets. I am very new to Disneyland planning-I had very little background knowledge about planning trips to these parts so...