Free Labs!


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Lab Title

Lab Description

pdf format

MS Word

Dilutions lab

A serial dilutions lab, probably best for honors level students. (Added 2007)


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Hydrate lab

Find the empirical formula of Epsom salts. Probably best for honors students. (Added 2007)


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Gum lab

Find the percent composition of the sweeteners in gum. (Added 2007)


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Alloy computer project

Have your students study the properties of several common alloys. (Added 2007)


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Ionic compound lab

Do an ionic compound lab with any five substances you’ve got lying around the stockroom. (Added 2007)


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Product formation lab

Use double displacement reactions to make chemical compounds (Added 2007)


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Lab Notebook Guide 

A sheet for your students that explains the proper way to set up their lab book.  A must for new teachers!

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Indicator Lab

Have your students test to see if various fruits and vegetables can be used as acid-base indicators!

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Balloon Lab 

An exploding demo lab that'll get your kids' attentions!

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Snow Globe Lab

Your kids will use their knowledge of solubility rules to make their own snow globes in this inquiry-style lab.

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Moles of Chalk Lab

A lab where your students determine how many moles of chalk are required to write their names on the board.

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Paper Plane Lab

A scientific method lab involving paper planes. Take it from me, the kids love it!



Oil Spill Lab

An investigation into the environmental chemistry of oil spill cleanup


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Onion DNA Lab

Extract DNA from an onion using everyday household materials


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Stoichiometry Lab

Find theoretical and actual yield of gas produced when sodium carbonate hits acetic acid


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Gold Penny Lab

Plate copper pennies with zinc to make them turn "gold".  A good introduction to alloys.


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Pennies lab

Investigate density using ten years of pennies


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Medieval Messes

An introduction to titrations, using a (pseudo) real-life situation


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Chemical/Physical change lab

Is it a chemical or physical change?  Six hands on activities to test your students knowledge of which is which.


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Limiting reagent lab

A limiting reagent lab with a discovery lab twist!


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Questions?  Comments?  Suggestions?  Email them to me at


The disclaimers:
1)   By using any of these materials, you're taking all responsibility for anything that goes wrong.  I assume that everybody who downloads anything off this page is a qualified chemistry instructor and will use all suitable safety precautions in the laboratory. I have pointed out possible safety problems in some cases, but have neither the foresight nor experience to have determined every safety problem that could occur. Use at your own risk – if you don’t think you can safely do these labs, please DON’T!
2)   By using any of the materials you find on my site, you're relieving me of any responsibility for anything that goes wrong.  In other words, if anybody gets hurt for any reason, you're on your own. Again, I can’t predict the many ways people will hurt themselves, so always use your best judgement and if you believe for any reason that you can’t do these labs with 100% safety, please don’t use them!
3)   By downloading these files, you're absolving me of any damage to your computer due to viruses, bad files, or bad karma. Use at your own risk!.  You may rest assured that I've scanned all of these files with the latest software, but just to ensure that everything is safe, install a current antivirus scanner before downloading anything off any website anywhere in the world, even those assumed to be "friendly".
4)    I, Ian Guch, own the copyright for all these files, (c)1999-2007.  You're welcome to make photocopies of any of these files for your students, or to make any corrections to the base files that you'd like to suit your class.  However, please don't make photocopies for other teachers -- I'd appreciate it if you'd point them to my site, instead.  Any unauthorized reproduction of these files by any means is a copyright violation and will result in prosecution.

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