How to make a simple thief alarm

Materials

1. Box
2. Cable
3. Sticker
4. Paper
5. Wire
6. Bell
7. Tripleks

Tools

1. Screwdriver
2. Carter
3. Scissors
4. Glue

How to make :

1. Make a replication from house
2. Seperated the cable between positive and negative then connect with sticker
3. Connect the cable that has sticker with the cable from bell then connect the positive and negative cable
4. Then, strip the point of cable and there are two copper and connect with wire
5. Put the cable and the copper in front of door and wall and make it touch each other
6. If the cable and the copper touch each other bell will make a sound
7. And garnish the replication house with a paper for make it seem like a real house.