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.
What would you like to do?
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
- referenceFree
Interactive periodic table
Look up an element and explore its properties.
- referenceFree
Chemical compounds
Look up formulas and explore familiar compounds.
- referenceFree
Elements in real life
Find the chemistry in objects you already know.
- guideFree
Understand the mole
Make sense of chemistry’s counting unit.
- referenceFree
Mole calculator
Work through conversions between mass and amount.
- practiceFree
Periodic table quiz
Check which element names and symbols you can recall.
- referenceFree
The Element Miss List
Find commonly confused elements and focus your practice.
- practiceFree pH module; paid exam preparation
Chemistry Regents preparation
Start with the free pH module and explore the exam preparation options.
- guideFree, no account
Learn acids, bases & pH
Work through the free lesson and check your understanding.
- practiceFree
pH night-before practice
Review pH reasoning before your test.
- Classroom materialsFree
Teach acids, bases & pH
Open the teaching guide, student handout, and classroom slide.
- Classroom materialsFree
Printable periodic tables
Choose a periodic table PDF for class or study.