Get a sponge and a bowl of water. (If you received a Christmas Eve kit before Christmas, there was a sponge included.) Don't immerse the sponge in the water quite yet.
Observe the sponge. Touch it, look at it... What do you notice about it?
Share your observations in the comments section of this post.
Observe the sponge. Touch it, look at it... What do you notice about it?
Share your observations in the comments section of this post.