The Wow FactorThis craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader. Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion. Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft. Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun. Try this delicious and nutritious recipe for Green Eggs and Ham, inspired by Dr. Seuss's classic story of Sam I Am.