Order by 12PM ET on 6/11 for Delivery by Father's Day | Find a giftOrder by 12PM ET on 6/11 for Delivery by Father's Day | Find a gift

String Theory

eBook
$6.99
Membership Card Icon
Collect stamps to save with Rewards. 10 stamps = $5. Learn More
Select a store to view item availability.

Available on compatible , the free NOOK App, and in My Digital Library

NOOK App

Download NOOK app

NOOK Devices

NOOK eReaders

  • NOOK GlowLight 4 Plus
  • NOOK GlowLight 4e
  • NOOK GlowLight 4
  • NOOK GlowLight Plus 7.8"
  • NOOK GlowLight 3
  • NOOK GlowLight Plus 6"

NOOK Tablets

  • NOOK 9" Lenovo Tablet
  • NOOK 10" HD Lenovo Tablet
  • NOOK Tablet 7" & 10.1"
  • NOOK by Samsung Galaxy Tab 7.0 [Tab A and Tab 4]
  • NOOK by Samsung [Tab 4 10.1, S2 & E]

Free NOOK Reading Apps

  • NOOK for iOS
  • NOOK for Android

BN.com website

Go to your Digital Library in My Account

Limit 1 per customer

One of the most anticipated books of summer 2021.
Apple Books

For Jax Hall, all-but-dissertation in mathematics, slinging drinks and serenading patrons at a piano bar is the perfect remedy for months of pandemic anxiety. He doesn't expect to end up improvising on stage with pop violinist Aria Darvish, but the attraction that sparks between them? That's a mathematical certainty. If he can get Ari to act on it, even better.

Ari hasn't written a note, and his album deadline is looming. Then he ...