study Magic Envelope Trick.

Effect: 

The magician asks for a volunteer to write down four numbers on a piece of paper.

The magician asks the volunteer to TOTAL up the numbers.

The magician opens a sealed envelope and it has the same number as the TOTAL!

(or have the magic puppet pull out an envelope and hand it to the magician.

study magic bottle trick.

Effect: 

The magician asks for a volunteer from the audience who looks inside a bottle to make sure it's a normal, empty container. 

The volunteer returns the bottle and then examines a magic wand to ensure it is normal. 

The magician drops the wand into the bottle (noting how easily it falls in).

He/she turns bottle over and lets go of the wand.  

The wand magically remains suspended in the bottle.