Wondering what to do with your kinder kids for the July 4th holiday? Check out these cool, easy-to-make fireworks in a jar shared by Katie over at Gift of Curiosity! We love that the activity is hands-on, provides a fun connection to the holiday (with no loud cracks and booms these fireworks can be enjoyed by all!), and offers a fun look at what happens when oil and water come into contact with one another. Another great feature of the activity; Katie suggests using two different methods for...