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School

Free tools and printables for school, from chemistry to math and geography. The PDFs are in US Letter size.

Chemistry

ChemistryInteractive periodic tableTap any element to see its atomic mass, electron configuration and electronegativity.

ChemistryPeriodic table groupsThe 18 groups, their family names and what the elements in each have in common.

ChemistryElement symbolsAll 118 symbols with atomic numbers and a printable periodic table.

ChemistryPrintable periodic tableFour free PDFs: color, black and white, blank and a list of symbols.

ChemistryMolar mass calculatorMolar mass of any formula with step-by-step working.

Math

MathRoman numeral converterAny number from 1 to 3,999,999, plus dates.

MathRoman numerals chartThe numerals from 1 to 100 and how bigger numbers are built, with printable PDFs.

MathMultiplication tablesEvery table from 1 to 12, the multiplication chart and printable worksheets.

MathMultiplication gamesPractice the times tables online.

More

Codes and languagesMorse code translatorText to Morse and back, with audio and light.

GeographyEuropean capitalsEvery country and capital, a blank map and a quiz.

PrintablesWord search for kidsFree printable word search puzzles in two levels, with solutions.

For teachers

The PDFs are free to download, with no sign-up.
Printables are in US Letter size.
For feedback or requests for new printables, write to us from the Contact page.