- I'm hard on the outside and crunchy inside — crack me to eat me. What am I?
- Squirrels find me and hide me in the ground — what am I?
- I wear a shell and make a tasty snack for little hands — what am I?
Three short, one-line nut riddles perfect for a 4-year-old — fun, easy to guess clues about nuts that parents and preschool teachers can use for playtime.