Repliesash (73)in bitshares • 8 years agoRE: Claim Your BitShares Newbie Set for FREEsent :)steemswede (70)in popularscience • 8 years agoRE: [BOOK REVIEW] 50 Maths Ideas You Really Need to KnowMy copy is a physical one, but I'm pretty sure you can get it as an e-book!