Learn to design sustainable energy systems
Learn about renewable energy systems and sustainable design through interactive missions. Build virtual power grids and manage energy distribution. Track progress toward creating an all-electric society.
Showing 321–340 of 1,000 ranked alternatives.
Jayesh Vagadiya
Practice tests for exams
Study for the Test with practice exams covering all sections. Answer 1000+ questions with the same format and passing score as the real test. Track progress and review answers for each question.
Intergalactic Education LLC
Test knowledge with space questions
Test knowledge of space with questions on the solar system and space achievements. Answer questions to guide rockets into space and progress through levels. Track proficiency and receive rewards based on performance.
Century Business Technologies Inc.
Explore wildlife content and learn about species
Access wildlife information about over 100 species through an interactive . Listen to audio tours and find zoo amenities. Link a zoo membership for visit planning. Learn about sustainability practices and conservation efforts.
1BIGRIG Ltd
Calculate , active , and reactive
Calculate , Active , or Apparent using the formulas PF = P ÷ S, P = PF × S, and S = P ÷ PF. Enter any two values to instantly compute the third. Perform electrical efficiency calculations with precise mathematical relationships.
Gian Singh
Read, study, and organize Sikh texts
Manage and view PDF documents containing Sikh scriptures. Add specific texts via the "add PDF" feature. Access all necessary texts for reading Sikh scriptures. Organize and store PDFs for easy reference.
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