Liberty Science Center (Jersey City, NJ) is perfect for families and science enthusiasts. It offers interactive science exhibits, the largest planetarium in America, and live demonstrations​ (NJ MOM®)​​ (NJ MOM®)​. Wear comfortable clothes and shoes for exploring the exhibits and take a water bottle and a backpack for your belongings.

Montclair Art Museum (Montclair, NJ) focuses on American and Native American art. It's ideal for art lovers​ (Montclair Girl)​. Opt for smart casual wear and consider bringing a notebook or sketchpad to jot down observations or draw what inspires you.

Morris Museum (Morristown, NJ) has a vast collection ranging from fine art to natural science, making it suitable for all ages​ (Montclair Girl)​​ (VictoriaCarter)​. Casual attire is suitable, and bringing a camera (if allowed) can help capture the memories.

Newark Museum of Art (Newark, NJ) is the state's largest museum and features diverse collections from American art to science exhibits​ (Montclair Girl)​​ (VictoriaCarter)​. Wear layers as some areas might be cooler than others, and don't forget your wallet for the museum shop.

Thomas Edison National Historical Park (West Orange, NJ) offers a glimpse into the life and work of Thomas Edison. History buffs and inventors would find this museum fascinating​ (VictoriaCarter)​. Comfortable, casual wear is recommended, along with a notepad for any inspirational ideas.

Sterling Hill Mining Museum (Ogdensburg, NJ) is a former zinc mine turned museum. It's particularly interesting for geology enthusiasts with its underground mine tour and fluorescent minerals​ (NJ MOM®)​. Sturdy shoes and a light jacket for the cooler underground temperatures are advisable.

Hoboken Historical Museum and Fire Department Museum (Hoboken, NJ) delve into the local history and include interactive displays suitable for families​ (Mommy Poppins)​. Casual attire works well, and consider taking a small donation as many local museums appreciate the support.

Imagine That!!!(Florham Park, NJ) is a children's museum focused on play and discovery, perfect for young families​ (Mommy Poppins)​. Dress your kids in play clothes they can get messy in, and pack snacks and drinks for a day of exploration.

Aviation Hall of Fame of New Jersey (Teterboro, NJ) celebrates aviation history with a collection of aircraft, helicopters, and memorabilia. It's great for aviation enthusiasts​ (Mommy Poppins)​. Casual clothing and a camera for photos with the aircraft are recommended.

Yogi Berra Museum and Learning Center (Little Falls, NJ) pays tribute to the legendary baseball player and manager. Sports fans would enjoy this museum​ (NJ MOM®)​. Casual or sports fan attire is fitting, and bringing a pen might come in handy for any available autographs.

When visiting museums, it's generally a good idea to wear comfortable clothing and shoes as you'll likely be doing a lot of walking. Consider the weather and the museum's indoor climate when choosing your outfit. Always bring a water bottle to stay hydrated, a small backpack or bag for your essentials, and a fully charged phone or camera to capture your visit. Some museums have strict policies on photography, so it's best to check their guidelines beforehand. Additionally, packing snacks can be helpful, especially if the museum is large and you plan to spend several hours exploring.