| Achievement | How to unlock
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| "Now That's What I Call Wisdom" | (Volume IV.)
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| Achiever | Completed a tricky challenge level.
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| Azurite | Copper(II) carbonate produced as copper ore weathers. Was used as blue pigment in the middle ages.
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| Bachelor's of Rktcr | Completed all the basic challenge levels.
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| Calcite | Calcium carbonate. A common component of both limestone and marble.
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| Calling It Like You See It | Sometimes a Rktcr is just a Rktcr.
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| Chrysotile | Fibrous silicate. A common, naturally-occurring asbestos.
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| Diamond | Carbon. Produced under inhumane working conditions, sometimes used to fund horrific conflicts.
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| Drawing Skills | Perhaps honed in other games.
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| Emerald | Beryl tinted green by chromium or vanadium. Mined all over the world, predominately in Colombia and Zambia.
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| Empty Handed | It's never that easy.
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| Extracurricular Activites | Completed a user-created challenge level.
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| F1 Driver | Went through the whole tutorial.
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| Galena | Lead(II) sulfide. A commercially-important lead ore that occasionally contains silver.
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| Graphite | Carbon. Used in pencils. Also, as an industrial lubricant.
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| Hearty Clapping | Complete a 7-gem world.
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| Hematite | Iron(III) Oxide. Used in the pigment Ochre.
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| I Have Seen The Unicycle. | Not as tricky to complete as you might think; it just takes some time.
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| Incompletionist | The result, perhaps, of optimistic counting.
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| Junior Achiever | Completed a basic challenge level.
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| Left Hand On My Heart | Something doesn't quite seem... right.
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| Mapless Wonder | I wonder how you did it?
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| Master's of Rktcr | Completed all the tricky challenge levels.
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| Mineralogist | Collected all gems.
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| Never the Same | Unless you copy/paste the path, I guess.
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| Obsidian | Volcanic glass. The oldest known obsidian tools date to 700,000 BCE.
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| Opal | Hydrated amorphous silica. Its brilliant play of color results from diffraction & interference of light passing thru internal planes of silica speres.
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| Overachiever | Completed an impossible challenge level.
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| PhD in Rktcr | Completed all the impossible challenge levels.
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| Polite Applause | Complete a 3-gem world.
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| Quartz | Linked silicon-oxygen tetrahedra. The second-most common mineral in the earth's crust.
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| Ruby | Corundum tinted by chromium. Synthetic ruby is used in some lasers.
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| Scheelite | Calcium tungstate. Surprisingly heavy. Cut gems can be fragile.
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| Standing Ovation | Complete a 14-gem world.
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| Surprisingly Painless | Managed to (temporarily) destroy the Rktcr.
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| Sutherland's Finest | Turned on the paths computer.
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| That Horse Ain't Right | It's orange. And it doesn't reply.
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| There And Back Again | One cannot say enough.
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| Tourmaline | Boron silicate. Multi-colored crystals result from changing concentrations of trace elements during crystallization.
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| What's Up? | And why is everything sticking to the walls?
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