You need 2 phonebooks. I didn't have any so I used dictionary's.

Step 1: Intertwining

First you need to intertwine the pages by have a couple pages from one book and then another book. Like the photo above.

<p>I didn't have any phone books. Either is fine</p>
<p>you need two phone books,but you used dictionaries,i don't understand</p>
<p>We once made a pair of 2 small books where we took one page at a time... took us around 0.5h to do :)<br>I think we could pull a car with it... (Havent tryed)<br>The result was really impressive!</p><p>Great way to show students the force of friction! Thanks for the 'ible! :)</p>

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