#### About the Speed of Spreadsheets #2

This is the second post on Excel speed. The first part benchmarked the calculation speed of Excel 2003 versus Excel 2007 for various size arrays of formulas.

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# Excel Unusual

## Science, Engineering, Games in Excel

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Advanced tutorials

#### About the Speed of Spreadsheets #2

This is the second post on Excel speed. The first part benchmarked the calculation speed of Excel 2003 versus Excel 2007 for various size arrays of formulas.

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#### About the Speed of Spreadsheets #1

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#### An Interactive Gated Ring Oscillator Tutorial – part #4

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#### An Interactive Gated Ring Oscillator Tutorial – part #3

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#### An Interactive Gated Ring Oscillator Tutorial – part #2

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#### An Interactive Gated Ring Oscillator Tutorial – part #1

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#### A Delay Based Animated Excel Model for Single-Stage Logic Gates – part#2

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#### A Delay Based Animated Excel Model for Single-Stage Logic Gates – part#1

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#### An Animated Linear Feedback Shift Register (LFSR) as a Pseudo Random Pattern Generator in Excel 2003 – Part#3

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#### Building a game of Tetris #1– the generation and the rotation of the “tetrominoes”

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This post considers several aspects about improving the speed of spreadsheets in both MS Excel 2003 and 2007.

This is the fourth part of tutorial about making an interactive animated Excel model of a gated ring oscillator in MS Excel 2003.

This is the third part of tutorial about making an interactive animated Excel model of a gated ring oscillator in MS Excel 2003.

This is the second part of tutorial walking through the creation of an interactive animated Excel model of a gated ring oscillator in MS Excel 2003.

This is the first part of tutorial explaining how to make an interactive animated Excel model of a gated ring oscillator in MS Excel 2003.

This is the second half of the delay based Excel model tutorial. In this part the final formulas are derived and implemented in Excel 2003.

After learning how to model ideal logic gates in MS Excel 2003 it is time to attemp to create a delay based model.

This is the third part of a tutorial (1, 2, self) describing the creation of an animated Pseudo Random Number Generator model as a Fibonacci type Linear Feedback Shift Register in MS Excel 2003.

This is the first section of a tutorial about the creation of a Tetris game in Excel using mainly spreadsheet formulas and very little VBA.