Now come and ask Mr.Bhaer if you can't go in town with me on Monday afternoon, so you can get the net, while I get the microscope.
Franz and Emil are going too, and we'll have a jolly time larking round among the shops." The lads walked away arm-in-arm, discussing the new plans with droll importance, yet beginning already to feel the sweet satisfaction which comes to those who try, no matter how humbly, to be earthly providences to the poor and helpless, and gild their mite with the gold of charity before it is laid up where thieves cannot break through and steal.
"Come up and rest while we sort the leaves; it's so cool and pleasant here," said Demi, as he and Dan came sauntering home from a long walk in the woods.
"All right!" answered Dan, who was a boy of few words, and up they went.
"What makes birch leaves shake so much more than the others ?" asked inquiring Demi, who was always sure of an answer from Dan.
"They are hung differently.

Don't you see the stem where it joins the leaf is sort of pinched one way, and where it joins the twig, it is pinched another.

This makes it waggle with the least bit of wind, but the elm leaves hang straight, and keep stiller." "How curious! will this do so ?" and Demi held up a sprig of acacia, which he had broken from a little tree on the lawn, because it was so pretty.
"No; that belongs to the sort that shuts up when you touch it.

Draw your finger down the middle of the stem, and see if the leaves don't curl up," said Dan, who was examining a bit of mica.
Demi tried it, and presently the little leaves did fold together, till the spray showed a single instead of a double line of leaves.
"I like that; tell me about the others.

What do these do ?" asked Demi, taking up a new branch.
"Feed silk-worms; they live on mulberry leaves, till they begin to spin themselves up.