Kusama is an early, unaudited and unrefined release of Polkadot. Kusama will serve as a proving ground, allowing teams and developers to build and deploy a parachain or try out Polkadot’s governance, staking, nomination and validation functionality.
Bifrost Network is a parachain designed for staking's liquidity is giving away total of 120 KSM to users for performing social task.
Steps to claim Giveaway