Theodore Gray's Elements Vault
Treasures of the Periodic Table with Removable Archival Documents and Real Element Samples - Including Pure Gold! [Wit »

Why There''s Antifreeze in Your Toothpaste
the Chemistry of Household Ingredients »

Gonzo Gizmos
Presents step-by-step instructions on building more than thirty science devices, including a magnetic heat machine, a high-voltage ion motor, a radio, and a ... »

Why is Milk White?
& 200 Other Curious Chemistry Questions »

A Twisted Garden
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Return Of Gonzo Gizmos
More Projects and Devices to Channel Your Inner Geek »

Why There's Antifreeze in Your Toothpaste
Why Theres Antifreeze in Your Toothpaste »

President Is a Sick Man
Wherein the Supposedly Virtuous Grover Cleveland Survives a Secret Surgery at Sea & Vilifies the Courageous Newspaperman Who Dared Expose the Truth »

A Quiet Place To Die
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Gonzo Gizmos
Projects & Devices to Channel Your Inner Geek »