Chemistry, made learnable
Study guides for the class everyone says is hard.
Guides and explainers for students and the parents helping them: how to memorize the periodic table, why you blank on tests even when you studied, and how to walk into chemistry with a head start.
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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.
Guide · 5 min read →
Chemistry Games for High School
Pick a chemistry game for elements, formulas, molecular shapes, or balancing equations. Includes free options and classroom challenges with answers.
Guide · 6 min read →
How To Use A Blank Periodic Table
Use a blank periodic table for symbols, groups, and periods. Free worksheet PDFs, a completed chart, and classroom exercises with an answer key.
Guide · 6 min read →
Bond Forge: Chemistry Dots and Boxes
Bond Forge is dots and boxes with one new rule: every move is earned by answering a chemistry question at your level. How it works, and the research behind it.
Explainer · 5 min read →
Do Learning Games Actually Work? 34 Studies
A meta-analysis of 34 chemistry studies, a six-school experiment on the periodic table, and the answer kids give when researchers ask what helps them learn.
Explainer · 5 min read →
Element Symbols: Chemistry's Times Tables
Math has a named fact layer every parent watches for. Chemistry has one too, and nobody warns you: element symbols either become automatic or tax everything.
Explainer · 5 min read →
Is Competition Good for Learning?
A teacher’s blunt words about racing to recite times tables, what studies of competitive learning actually find, and the design that protects slower starters.
Explainer · 5 min read →
Should Students Memorize the Periodic Table?
The chart on the wall is a scaffold for some things and a crutch for others. What the research says students should memorize, look up, and drill under a timer.
Explainer · 5 min read →
The Science Behind Periodic Mole
Every design choice in our chemistry games traces to published research: game-based learning, spacing, per-fact practice doses, and what we refuse to claim.
Explainer · 6 min read →
Why Chemistry Homework Takes So Long
Homework takes two hours and the answers are right. That pattern has a name, a cause you can test at the dinner table, and a fix measured in weeks.
Explainer · 4 min read →
Why Students Forget Chemistry So Fast
Chemistry fades fastest in the first days after the test. What the forgetting research actually supports, and the schedule that flattens the curve.
Explainer · 5 min read →
Printable Periodic Table PDFs for Class
Choose a free printable periodic table PDF with names, atomic masses, or blank cells. Direct downloads, paper sizes, and printing tips for class.
Guide · 5 min read →
The New Chemistry Regents (2026–27)
New York replaced the Chemistry Regents: question clusters, 40% written response, and required labs. What changed, who takes which exam, and how to prepare.
Guide · 7 min read →
How the Hunt Brothers Cornered Silver
In 1980 two Texas brothers drove silver from $6 to nearly $50 an ounce, then it crashed. Margin calls broke them; a working industrial metal is hard to corner.
Explainer · 7 min read →
Helium Was Discovered on the Sun First
Helium is the only element found in space before Earth. A yellow line in an 1868 eclipse gave it away, and it took 27 years to find here.
Explainer · 6 min read →
When Aluminum Was Worth More Than Gold
In the mid-1800s aluminum cost more than gold, because no one could free it from its ore. Then two young inventors did, and the price collapsed.
Explainer · 6 min read →
Chemistry Apps for Teachers
A mastery-gated game ladder handles chemistry fluency drills so class time can go to reasoning and phenomena. Free full access for chemistry teachers.
Guide · 7 min read →
What Happened to Collisions?
Collisions, the free chemistry game from PlayMada, wound down in 2022. What happened, whether you can still use it, and how the free chemistry tools compare.
Guide · 8 min read →
Why Your Kid Has Gaps in Chemistry
A class moves at one pace, but every kid is missing different pieces. Here's what mastery-based learning is and how it finds each gap automatically.
Explainer · 7 min read →
Free Chemistry Printables for Teachers
Free, CC-licensed chemistry printables: periodic tables in Letter, A4, and 11×17, a blank worksheet, a wall poster, 118 element posters, and flashcards.
Guide · 7 min read →
Fireworks Chemistry: Every Color in the Sky
Fireworks are flame tests at full scale: strontium burns red, barium green, copper blue. The chemistry of firework colors, and the chemicals we retired.
Explainer · 8 min read →
The Best Interactive Periodic Table
Most interactive periodic tables are built to look elements up. The best one for learning them makes you recall them, with games and spaced repetition.
Guide · 7 min read →
What Every Element Looks Like
Most elements are silvery metal, but bromine is a liquid, cesium is gold, gallium melts in your hand, and bismuth grows rainbow crystals. A visual tour.
Explainer · 6 min read →
Master the Periodic Table, Earn Real Money
The Element Mastery Prize runs June 12–Sept 15. Master all 118 elements and earn money: at least $25 for every kid who finishes, $250 for the fastest.
News · 5 min read →
The Mole, Explained With a Carton of Eggs
A mole is the chemist’s counting word, like a dozen, but it says nothing about weight. The egg analogy that makes molar mass click, plus a free poster.
Explainer · 4 min read →
How to Pass the Chemistry Regents in 2027
Make the foundation automatic, practice on real past exams, and master the Reference Tables: a Chemistry Regents study plan for the 2027 exams.
Guide · 6 min read →
Is High School Chemistry Hard?
Chemistry is harder than what comes before it, but the difficulty is specific and fixable: the course speaks three languages at once. What makes it easier.
Explainer · 5 min read →
Anki for High School Chemistry: The Catch
Anki is the best flashcard engine there is, and solo, blank, and dry, which loses a lot of high schoolers. Where it fits, and the game-based complement.
Guide · 4 min read →
How to Help a Teen Struggling in Chemistry
A teen failing chemistry is usually just weeks behind on the basics. Short daily games rebuild the foundation, and you need no chemistry to help.
Guide · 5 min read →
How to Memorize the Periodic Table Fast
Cramming the table is gone by Monday. The way that sticks: learn symbol-to-name for the core elements with short daily games, mnemonics as backup.
Guide · 4 min read →
How to Study Chemistry With Friends
Group study usually means one person explaining while everyone zones out. Head-to-head chemistry games fix that: both must answer right to move.
Guide · 4 min read →
How to Study for a Chemistry Test
Understanding chemistry in class but freezing on the test means you studied the comfortable way. The fix is active recall across days, as a game.
Guide · 4 min read →
Periodic Table Games: What to Play
Choose a periodic table game for symbols, names, or timed recall. Compare free and paid options, see the questions, and try a short practice session.
Guide · 5 min read →
The Quizlet Alternative for Chemistry
Quizlet is fine for quick vocab, but it is solo and mostly multiple choice. To make the periodic table actually stick, try learning it by playing games.
Guide · 4 min read →