There is a small airdrop task in the wallet, the way to participate is to vote to receive an airdrop of 1800 coins. You need to have more than 0.1 SOL in the Binance wallet to qualify for the airdrop. Voting does not consume gas. You can log in to the wallet by opening the official link in the Binance wallet to vote. You can vote three times. Interested students can participate by simply searching in Figure 2.