You can't make a circuit without wiring. This page lists wires, dupont cables and more.
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GPIO 40 pin ribbon cable $ 7.60
GPIO 40 pin ribbon cable breakout $ 12.68
Jumper wire assortment $ 6.91
Jumper wire male-female $ 3.45
Jumper wire male-female $ 2.75
Jumper wire male-male $ 3.28
Jumper wire male-male $ 3.23
Jumper wire female-female $ 4.60
Jumper wire female-female $ 2.75
Solderless jumper wires $ 5.48
Male dupont jumper wire kit $ 6.81
1x breadboard large $ 9.38
1x breadboard large $ 4.45
1x breadboard small $ 2.68
3x breadboard $ 10.14
40x Prototype PCB $ 15.85
20x 2-pin screw terminal $ 4.15
10x 3-pin screw terminal $ 5.76
2000x Resistors $ 15.70
600x Resistors $ 5.92
433Mhz transmitter / receiver $ 6.91
HC-06 Bluetooth tranceiver $ 7.67