Chemistry, within reach
Find your way into chemistry.
A concept to understand, a test to prepare for, or a game to get lost in. Start with what you need today.
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Search all resources- Understand a topic Find explanations, games, and practice for the chemistry you’re learning.
- Practice for a test Check your recall or prepare for the Chemistry Regents.
- Play a chemistry game Choose a game by the chemistry you want to practice.
- Find a classroom activity Teaching guides, printables, and activities to use with your class.
- Help my teen Find a starting point and resources you can explore together.
Looking something up? Open the periodic table.
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- Elements & the periodic table →
Recognize elements, read the table, and connect chemistry to everyday life.
- Atoms, bonds & compounds →
Explore how atoms join and what chemical formulas tell you.
- Acids, bases & pH →
Understand pH, practice the reasoning, then put it to work in a game.
- Moles & calculations →
Connect particles, mass, and amount with explanations and a calculator.
- Study skills & exam preparation →
Find a starting point, practice recall, and prepare for the Chemistry Regents.
Find your next resource
62 resources
- Classroom materialsSee classroom setup and access details
Run a classroom tournament
Organize chemistry practice as a shared class activity.
- guideFree guide
Help your teen get started
Understand how the games and practice fit into learning chemistry.
- gameFree starter play
Bond Forge
Chemistry-question dots and boxes. Answer right to draw a bond; close boxes to score and go again.
- gameFree starter play
Pt Paddle
Play the Platinum Arena: answer chemistry questions to grow your molecular paddle, then steer it into the ball’s path. Keyboard, mouse, and touch controls.
- gameFull access · preview available
Run the Table
Beat the clock filling in the periodic table from memory. Blank one and it lights up red so you know what to drill.
- gameFree starter play
Acid Boy & Base Girl
Two heroes. Five rooms. Read the pH scale, test each tile with the right hero, and neutralize a solution to open the way through.
- gameFull access · preview available
Molecule Hunter
Hidden-fleet deduction. Hide your molecules; hunt the opponent's. Every shot is gated by a chemistry question.
- gameFull access · preview available
Capture the Nucleus
Hidden-rank tactics. 12 ranks map to periodic-table groups: Spy beats Marshal, Miner defuses Bomb. Every attack is a question.
- gameFull access · preview available
Storm the Castle
Turn-based chemistry siege against Cobalt or a friend. Answer to muster an army, commit your line, storm the keep by the unit counter-triangle.
- guideFree5 min read
Get Ahead in Chemistry Before Class Starts
The best head start for high-school chemistry: learn the periodic table before class. Ten minutes a day of summer games, and your kid walks in fluent.
- guideFree10 min read
Acids, Bases, and pH: A High School Guide
An acid gives up a proton and a base takes one. pH is the number for how acidic a water solution is: below 7 acidic, 7 neutral at 25 °C, above 7 basic.
- guideFree7 min read
Chemistry Regents Curve: Raw Score for a 65
Is there a Chemistry Regents curve? Not in the grading sense: students needed 50 of 85 raw points for a 65 at every legacy sitting since August 2024.