Latest update shows that Geekcreit UNOR3 Basic Starter Learning Kit costs $30.99 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
1x Arduino compatible UNOR3 development board, 1x IC 74HC595, 1x Flame sensor, 1x Four digit eight segment tube, 1x Active buzzer (tone generator), 1x 220ohm resistance, 1x 9G servos, 1x 10p DuPont line, 1x Remote Control, 1x 1K resistor plug, 4x Key cap, 1x 2.54mm 40pin pin header, 1x Adjustable potentiometer, 4x Key switch, 2x Vibration Sensor, 1x 1602 Screen, 1x Battery Holder, 10x Green LED, 1x Large breadboard, 10x Red LED, 1x Infrared receiver (no battery included), 1x Prototype extension board, 1x 2003 stepper motor driver board, 1x Passive buzzer (piezo buzzer), 1x Jumper cap, 1x 5V stepper motor, 1x 8*8 dot matrix, 1x One digit eight segment tube, 1x LM35 temperature sensor, 3x Photoresistor, 10x Blue LED, 1x USB cable, 1x Component box, 1x 10K resistor plug, 30x Breadboard line(approximately), 1x Mini breadboard
Latest coupon and price update (UTC):
Banggood ($30.99)
Banggood warehouse is located in China. There are no coupons available at this moment in Banggood. Is it cheap? From what I can see this price is higher than average price ($23.27).
Link: Banggood product page
Price: $30.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): 502C6B, elec, BGUNOR3, BG17UNO, BG22UNO, BGGeeK13, BG15DIY, BGAFF10OFF, BGHONEY2110, BGf358c0, BG424692, BGffdb4c, BG095c28, 13f142, BG4310a9, BG6d1750, BG93e377, BG889a71, BG963bfa, BG5b587c, BG0bc50a, BGe7c9ae, BGee5f84, BG3e8100, BG2acea0, BGcaa91d, BGd0b05d, BG186498, 00c906, BG00c906, ADMITAD2212, 2022ACTIESNL, Terence, BGb969b9, BG1efeb0, MVC8SPRING, 8BGwbg2204, 8wEbgaInS5, BGJUNEGSG9, BG8ReviTrage, Cuponation9, BGcoupon8off, BGGutscheine, ADMITADBLACK, BG8OFFCOUPON, TTBLACK5, BG589b2e, BGe96b32, BG296374, BG5c0144
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Geekcreit UNOR3 Basic Starter Learning Kit [EU] ($-3)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for Geekcreit UNOR3 Basic Starter Learning Kit is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).