Engineering Activities for Kids by funaday: 14 projects ranging from a snack pulley to a hexbug maze to a milk jug igloo for your budding engineers.
Hours of fun for kids outdoors! Nature Art and Crafts Printable STEAM Activities
Fun ideas for keeping kids engaged on a nature walk or hike -- so you won't have to hear "how much longer" :)
Magnetic Discovery Bottles by Preschool Inspirations- great for preschool science theme.