Chalk it Up
Ever wonder how chalk is made, and what it is made from? Many assume it is made from natural chalk, and at some point it may have been, but today that is no longer the case. Let’s find out what real chalk is, what blackboard chalk is actually made from, and how you can make your own chalk.
| Book Title | Chalk it Up |
| Author | Bassi Gruen |
| ISBN | 9798888392126 |
| Date Published | |
| Pages | 20 |
| Cover Type | Softcover |
ABOUT
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GUIDES
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