Learn

Understand the market before you trade it

Short, practical guides on the risks and mechanics behind the numbers. Written for people, not for search engines.

First guide
Mark one guide as read.
Locked, 0 of 1
Getting going
Mark five guides as read.
Locked, 0 of 5
Cover to cover
Mark every guide as read.
Locked, 0 of 12
Perfect score
Get every question right in a guide quiz.
Locked, 0 of 1
Scenario saver
Save a calculator scenario.
Locked, 0 of 1
Calculator regular
Use five different calculators.
Locked, 0 of 5
Three-day streak
Read or take a quiz on three days in a row.
Locked, 0 of 3

Badges and your streak come only from what you do on this site: guides marked read, quiz scores, saved scenarios and calculators used. They are stored in this browser and never sent anywhere, so clearing site data resets them. A streak counts days in a row on which you read a guide or took a quiz.

Crypto glossaryPlain definitions of the terms used in these guides, searchable A to Z.

12 articles

Safety 2 min
What is a rug pull and how to spot one
A rug pull is when the people behind a token take the money and leave. Here is how it works and the checks that catch most of them.
Read
Markets 1 min
Liquidity and why it matters
Liquidity decides how much you can buy or sell without moving the price. It is the first number to check on any new token.
Read
Trading 1 min
Slippage and price impact
Two different costs that both make a swap fill at a worse price than the one on screen. Learn which is which and how to control them.
Read
Markets 1 min
Market cap versus FDV
Market cap counts the tokens trading today. Fully diluted value counts every token that will ever exist. The gap tells you about future selling pressure.
Read
Markets 1 min
How to read a DEX pair
A pair page packs a lot into a small space. This walkthrough explains each number and what to check first.
Read
Safety 1 min
What is a honeypot token
A honeypot lets you buy but stops you selling. It looks like a winner on the chart right up until you try to cash out.
Read
Safety 1 min
Token allowances and how to revoke them
When you approve a token for a trade, you often grant more than you meant to. Here is what an allowance is and how to close it.
Read
Trading 1 min
MEV and sandwich attacks
Bots can see your pending swap and trade around it for profit at your cost. Understand the mechanism and the ways to blunt it.
Read
Safety 1 min
Bridging safely between chains
Moving value between chains adds risk that a normal transfer does not have. A checklist for doing it carefully.
Read
Safety 1 min
Wallet hygiene
Habits that stop most losses: separate wallets, safe backups, careful signing and regular cleanups.
Read
On this site 1 min
How Boost and sponsored placements work here
What paid visibility on Crypto Gems does, what it does not do, and how it is labelled so you can tell it from organic results.
Read
On this site 2 min
How organic rank is calculated here
The score behind our organic lists is public. Six measured inputs, fixed weights, and no way to pay for a better number.
Read

What is a rug pull and how to spot one

Liquidity and why it matters

Slippage and price impact

Market cap versus FDV

How to read a DEX pair

What is a honeypot token

Token allowances and how to revoke them

MEV and sandwich attacks

Bridging safely between chains

Wallet hygiene

How Boost and sponsored placements work here

How organic rank is calculated here