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Explore the world of polyhedra
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Hold up your phone and discover stars, planets, constellations night or day.
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A 3D explorer of the Space, Planets and whole universe.
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A simple map of the Martian sky showing the positions of the sun and planets.
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Helpful tools for understanding molecular biology labs.
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Formulas for surfaces, bodies and triangles.
To look up and calculate.
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APT DC calculates the suitable time for deep sky astrophotography.
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Hundreds of exciting videos and high-resolution photos from NSF
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Plan tasks, build habits, track mood: ADHD journal, planner, CBT courses & AI
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Astronomy Textbook, MCQ, Essay Questions, Flash Cards, Key Terms by OpenStax
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A quick way to see common solvent shifts in deuterated NMR solvents
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Over 1,000 exam-like questions to help you pass your PANCE or PANRE exam!
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Overthinking, stress, restlessness or low mood? Get tools for calm and clarity.
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Enjoy flexibility, accessibility and a helpful feature set with Constellation®.
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View images of the sun published by NASA's Solar Dynamics Observatory SDO
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Precalculus Includes Equations, Concepts, Review Exercises and Practice Problems
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The app Psychologie Heute brings the monthly magazin to your tablet /smartphone.
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It supports normalized mantissa exponent binary as well as two's complement.
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Learn Kotlin with the best code "recipes"
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All-in-one solution to boost AWS skills and get certified in Amazon Web Services