Before purchasing this tool, try the JERC Number Patterns Tool 5 Day Free Trial. If you like the trial version, please consider making this purchase.
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
Important:
1) The JERC Number Patterns Tool uses macros. Click the "Enable" button if Excel warns you