The teacher will probably need to be the narrator. Cone shaped construction paper caps, laminated. Make some kind of monkey snack such as banana bread or a gorp type snack with banana chips added. Have a Cap Day. Have the children think of as many rhyming words for cap as they can.
Half fill a mason jar with peanuts in the shell.
Use them for estimation. Posted by Kathleen. See how high they can pile the hats without them toppling off. Label objects with prices. Highlighting tape can be used to find repetitive phrases.