With interactive flashcards and a periodic table
Explore a complete periodic table with detailed element data such as atomic weight, electron configuration, and electronegativity. Use color-coded categories to quickly identify element types.
Showing 441–460 of 1,000 ranked alternatives.
Darkerwood Publishing Group LLC
Look up entries and invocations
Browse detailed entries on 100 daemons, including purposes, invocations, correspondences, and descriptions from S. Connolly and traditional grimoires. Filter by purpose, hierarchy, element, or category.
Verosocial Studio
Calculate locations and dimensions
Calculate Maidenhead locations and HF dimensions. Input frequency and select elements to determine reflector, driven element, director, and spacing sizes in feet, inches, and meters. Convert area measurements between square inches and square feet.
Center for Educational Technology
Investigate chemical reactions
Explore chemical concepts through interactive simulations and labs. Conduct virtual experiments on states of matter and buoyancy. Answer quizzes based on exploration. Track progress with built-in assessments. Sync results across devices.
Aviation Supplies and Academics, Inc.
FAA Knowledge Exam preparation tool.
The app offers comprehensive preparation, study, and testing for the FAA Knowledge Exam. It includes flashcard-style review of questions, answers, and explanations, allowing users to study by subject or take a practice test.
SuperKids
Learn words by level and track progress
Teach children through interactive games and quizzes. Select words by level. Track progress and review words with flashcards. Reinforce learning with audio pronunciations and examples.
Okoskop s.r.o.
Tests for driver's licenses
Prepare for driver's license exams with state-specific tests. Select your state for tailored questions and view pass requirements. Choose between two modes to study effectively. Track progress and review answers for better retention.
JEOL USA Inc
View tables for MS, EDS, NMR
Reference allows users to select between mass spectrometry, energy-dispersive x-ray spectroscopy, or nuclear magnetic resonance spectroscopy tables. Clicking on elements shows method-specific information about stable isotopes.
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