Learning & Exams

A Slovak interactive story for children aged 8–15 lets them make choices in everyday situations and learn to question what they believe.

A tropical geometry tutorial that presents mathematical ideas through worked chapters and claims checked with code.

A free browser life simulator that assigns a birthplace using birth statistics, then advances a life year by year through choices and events.

An interactive world-history timeline lets readers explore what was happening around the world at a chosen moment, with year-by-year and regional pages.

A browser-based tactical decision game lets players lead a squad or platoon through attack and defense scenarios as either side.

A browser-based accounting practice site with spreadsheet and journal exercises, instant answer checks, and exam preparation.

A free Part 107 exam-prep site with practice questions, study guides, and sectional-chart resources.

A browser-based cardiac training simulator presenting ICE imaging, EP pacing studies, rhythm interpretation, and transseptal practice.

A phone-first study kit for the FAA A&P Powerplant written test, with practice questions, flashcards, diagrams, and timed mock exams.

An interactive system-design simulator for building architectures, sending them traffic, and practicing interview challenges.

A free course pairs programming lessons with passages from Scripture, from basic variables to algorithms.

A free, game-style course teaches students and cold-chain workers about the science and logistics of keeping vaccines, food, and cell therapies at the right temperature.

Elmer offers practice tests for the FCC Technician, General, and Amateur Extra amateur-radio exams, using the published question pools and written explanations.

A $27 instant-PDF manual for maintaining 1970s–1990s pickups in your own driveway, using hand tools and the information printed on the truck.

An online practice tool for completing four-part harmony exercises from Anton Arensky’s public-domain collection.

Seventeen interactive lessons introduce the vocabulary used to describe app and website interfaces.

An Arabic-language educational simulator lets visitors inspect a 3D generator model and try its controls, including a two-generator synchronization mode.

A browser-based course where learners edit .docx files and get server-graded practice in Microsoft Word.

An independent set of 2027 Aichi public-high-school math practice PDFs pairs mock exams with guided solution strategies and follow-up exercises.

A Japanese resource for ages 3–6, combining browser games, free printable materials, and short parent-child play activities.

A free Hebrew-English geography game for children aged 7–13, built around imaginary flights, country questions, and passport stamps.

A browser-based PLC training site where learners write Siemens or Rockwell code and run it against simulated 3D machines.

A browser-based practice site for learning Power Query through lessons, graded exercises, and data-cleaning challenges.

A Turkish KPSS study system pairs an AI coach with study plans, mock exams, topic lessons, and free exam-prep tools.

A free SQL learning site that teaches data analysis by translating familiar Excel formulas and workflows into SQL.

A beginner embroidery course that turns a dog photo into a marked stitch pattern, with a simulator for practicing before using real fabric.

A browser-based tactical decision game where players command a squad or platoon through attacks and defenses against drone-era adversaries.

A school-based contest page for alternating mathematics and physics challenges, with registration, results, and leaderboards.

A simulator for training operators to run waste-to-energy plants, from combustion and steam systems to emissions controls and degraded scenarios.

An original Edexcel IAL Pure Mathematics 3 practice exam with a stylus writing pad, autosave, and mark review.

A colonoscopy-image practice game asks players to identify polyps, with eight training modules and immediate answers.

SafetyWire offers FAA A&P General test preparation, including a free diagnostic, subject-based lessons, and practice questions.

A free, bilingual game teaches players to classify soils using the WRB 2022 reference system.

A Japanese-learning site with drills for counters, particles, and conjugation, plus a decoder for breaking down verb forms.

An early-preview trading education site that teaches chart basics with simulated trades, interactive visuals, short exercises, and sound experiments.

A Korean-language reference for comparing national technical certifications by exam schedule, fees, and written and practical pass rates.

A planned iPhone app for rehearsing working-holiday situations through live voice roleplay with AI characters.

A daily cryptic crossword clue sits alongside dated past puzzles, mini puzzles, and courses that teach cryptic clue techniques.

Stick Figure Storytime is a planned mobile app that turns typed stories into hand-drawn stick-figure scenes and replayable cartoons.