Showing 161–180 of 1,000 ranked alternatives.
Hajime Nakamura
Trace and learn characters
Teach children to write by tracing dashed lines. Includes 20 free characters and option to purchase all 46. Features encouraging characters and interactive learning. Supports family sharing via VPP compatible purchase.
Haroon Khalil
Concepts
Covers subsurface disciplines in the oil and gas industry. Users can explore topics like reservoir analysis and production techniques. Access detailed explanations and professional insights. Track progress through structured learning modules.
Gyronimo, LLC
Calculate performance data from the II POH
Calculate performance data using actual values from the II Pilot's Operating Handbook. Interpolate results and view high-resolution graphics. Plan flights quickly with real-time updates and detailed performance metrics.
Eknath Kadam
Test, learn, and reference standards
Access and review over 580 test questions with answers and detailed explanations. Study the latest IET 18th Edition with 2022 Amendment (BS 7671:2018+A2:2022). Track progress and revise key topics related to electrical standards.
Oak Driven LLC
Calculate , volume, mass, or molecular weight
Calculate , solution volume, solute mass, or molecular weight by inputting three variables. The fourth is automatically computed. Units can be adjusted for solution volume, solute mass, or molecular weight. Purchase in- to save custom compounds.
Eli Rykoff
Calculate cosmic distances and scales
Set cosmological parameters like H_0, Ω_m, and Ω_Λ. Calculate various astronomical distances and scales based on redshift and selected cosmology. Display results in multiple units and export data for further analysis.
Black Cat Systems
Look up element data and nuclear properties
Access chemical and nuclear data for and isotopes. View properties like density, melting point, and thermal conductivity. Explore nuclear details including half-life, decay mode, and daughter products.
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