Hi and welcome to the club. I looked up some stuff for you to consider. Check if you can find better prices.

https://www.amazon.com/600pcs-30Values-Resistor-Colored-Resistance/dp/B09QSQWW55/ref=mp_s_a_1_4?crid=3OX2RDM4GBRXE&keywords=resistor+kit&qid=1672140226&sprefix=resistor%2Caps%2C869&sr=8-4

https://www.amazon.com/LSR-Electrolytic-Capacitor-Assortment-Electronics/dp/B07TWCT2ZB/ref=mp_s_a_1_1?crid=Q02JESF8ZJIL&keywords=capacitor+assortment&qid=1672140619&sprefix=capacitor%2Caps%2C453&sr=8-1

https://www.amazon.com/Moonlight-Values-Film-Capacitor-220PF/dp/B07FLH25CV/ref=mp_s_a_1_26?crid=Q02JESF8ZJIL&keywords=capacitor+assortment&qid=1672140702&sprefix=capacitor%2Caps%2C453&sr=8-26

https://www.amazon.com/Swpeet-240Pcs-1K-500K-Potentiometer-Assortment/dp/B09XF7HLX4/ref=mp_s_a_1_7?crid=29ONQI4AK03II&keywords=potentiometer+kit&qid=1672140314&sprefix=potwntiome%2Caps%2C487&sr=8-7

https://www.amazon.com/Aexit-Switches-Normally-Momentary-Button/dp/B07L7ZLW19/ref=mp_s_a_1_1?crid=189BPD8YD0W0E&keywords=normally+open+push+button+pcs&qid=1672141155&sprefix=normally+open+push+button+pcs%2Caps%2C442&sr=8-1

Few sets of those:

https://www.amazon.com/15Pcs-Toggle-Switch-Rocker-MTS-103/dp/B07DB32CJW/ref=mp_s_a_1_49?content-id=amzn1.sym.e20a3073-0174-4ca8-8296-07a8b1e46dfa%3Aamzn1.sym.e20a3073-0174-4ca8-8296-07a8b1e46dfa&crid=3MFR1YWA99QPI&keywords=switches&pd_rd_r=d3af29f8-b860-4a35-a284-3368b6b218ff&pd_rd_w=9mjwf&pd_rd_wg=yksNG&pf_rd_p=e20a3073-0174-4ca8-8296-07a8b1e46dfa&pf_rd_r=5HZRFGX7EY828B7EXHB7&pid=AlrRAbR&qid=1672140492&refinements=p_n_feature_eight_browse-bin%3A18644646011&s=industrial&sprefix=on+on+switches+lot%2Caps%2C537&sr=1-49

And you will need solder and wire of course