Math Decoders⢠ā Crack the Code Math Task Cards: Making 10 (Fall) Turn āmaking 10ā into a puzzle with Math Decodersā¢! These fall-themed task cards transform the important Friends of 10 strategy into a fun code-breaking game. Students use picture codes with pumpkins, leaves, and fall icons to complete equations that equal 10, making practice hands-on and engaging for Kindergarten and 1st Grade. Math Decoders⢠are puzzle-style math games that take number practice and turn it into code-breaking fun