Tools: Hot Glue Gun Laptop with Arduino software 22 awg hookup wire (black, red, yellow) wire strippers usb cable drill 1/16th drillbit exacto knife Parts: 2 tongue depressors 1 clothespin 1 rubber-band 1 dart 1 cup (paper or plastic) 1 arduino 1 breadboard 1 led 1 momentary button switch 1 22k ohm resister 1 0.1uf capacitor 1 10k ohm resister 1 infra red sensor Step 1: Assemble the crossbow 1) hot glue the ...