The JERC Number Patterns Tool creates digital flash cards to show shape patters representing 5 + another number, 10 + another number, or other sums fom 6 to 9.
PC Requirements: Microsoft Excel 2004 or 2008
Mac Requirements: Microsoft Excel 2004
1) The JERC Number Patterns Tool uses macros. Click the "Enable" button if Excel warns you about the presence of macros.
2) Excel's security level needs to be set to medium or low, as macros are disabled when the security level is set to high.