Addition by Heart by Math for Love


New from Math for Love!

Addition by Heart is a visual way to master foundation math facts – in just 5 minutes a day!

Our cards use colorful images and cutting-edge science to help you learn addition facts. Plus, there are games to unlock and explore, so you can keep playing with your cards even after you’ve mastered the facts.


  • Deck 1 – Dice Patterns (25 cards)
  • Deck 2 – Ten Frames (75 cards)
  • Deck 3 – Bar Diagrams (32 cards)

Bonus! Reference deck for teen numbers Includes a guide for _spaced repetition_ – scientifically proven as the best way to use flash cards to master facts.

Extra games and explorations mean Addition by Heart becomes a play-deck once each deck is mastered.

Shopping Notes on Math For Love products

Math for Love products are always flying off the shelves. We do our best to keep them in stock.  If we are currently out, they may take up to 14 days to arrive in shop; please complete your order, and we will fulfill it as soon as possible. 

A 10% discount is automatically added for purchasing 6 or more Math for Love products!

Schools: If another payment structure is needed, please contact us directly.  We can work with your school's payment process and ship directly to you.