This beginner's guide provides step-by-step instructions on claiming airdrop crypto using the DappRadar platform.Airdrops are a marketing strategy used by blockchain-based projects to distribute free tokens or coins to users.To participate in airdrops, users need to meet specific requirements and should be cautious of scams.To claim an airdrop in your Coinbase wallet, you need to connect your wallet to a smart contract and sign a transaction.