NumWorks Scientific vs Learn SQL

NumWorks designed an intuitive and evolutive scientific calculator to make learning math easier. You'd like to discover the NumWorks scientific calculator? You don't have your NumWorks scientific calculator handy? Download the free app to use your scientific calculator directly on your phone or tablet! FREQUENT UPDATES We frequently release software updates to improve our calculator, adding new features and enhancing the interface to provide an ever more powerful calculator. A TAILOR-MADE CALCULATOR We closely work with a growing community of educators and developers to build together the perfect calculator for STEM education. DISCOVER ALL THE FEATURES Easily perform calculations with fractions, square roots, GCDs, or trigonometric functions Calculate statistical results from entered data Define up to two functions and display their value tables Solve your equations and systems of equations Visit www.numworks.com for more information!

SQL practice and study made fun. Tap tokens to build real queries. Skip the decoys, lock in clause order, and actually remember the syntax. Study with no timer, then race for three stars. Master a lesson and type it from memory. Start free. No account. Works offline. WHAT YOU’LL LEARN 7 tracks, 80+ bite-sized lessons: • SELECT, WHERE, ORDER BY, LIMIT • JOINs, GROUP BY, HAVING, subqueries • INSERT, UPDATE, DELETE • CREATE, ALTER, DROP — tables, keys, and indexes Standard SQL that transfers to MySQL, PostgreSQL, and SQLite. HOW IT WORKS • Study — unlimited lives, no clock • Practice — 45 seconds, 3 lives, chase three stars • Type from memory — write the query yourself • Daily challenge + streaks — five minutes a day WHO IT’S FOR Complete beginners. Students and bootcamps. Analysts and developers who want the syntax back in their fingers before an interview. WHY SQL LAB No textbook wall of text. No monthly subscription. SQL Lab is a query puzzle you can finish on the bus — and it sticks. Free: first 8 SELECT lessons and 3 practice runs a day. Pro: all 7 tracks, unlimited practice, and type-from-memory. One purchase, yours forever. Privacy Policy: https://lukeacoleman.dev/privacy/ Support: https://lukeacoleman.dev/privacy/