Go Math Science

Programming as a Personal Activity

by Dr. Osama M. Khaled — published May 30, 2026 Located in Computing / … / Process Activities / Software Design and Implementation

Programming languages that differentiate between name based on upper and lower case letters are called

by Dr. Osama M. Khaled — published Jun 02, 2022 — last modified Jul 18, 2025 07:21 AM Located in Computing / … / Names, Bindings, and Scopes / Definitions

Programming languages that use context to implicitly determine the type of a variable is sometimes called type

by Dr. Osama M. Khaled — published Sep 03, 2022 — last modified Sep 05, 2022 11:52 PM Located in Computing / … / Names, Bindings, and Scopes / Static Type Binding

Projectile Motion

by Dr. Osama M. Khaled — published Jul 14, 2022 — last modified Jul 13, 2024 10:19 PM — filed under: Year 10

An example of a moving balloon that drops a sandbag

Located in Physics / Force and Motion

Projectile Motion Simulator

by Dr. Osama M. Khaled — published May 22, 2026 — last modified May 22, 2026 09:25 PM

Explore 2D trajectories under different gravity environments. Adjust angle, speed, and drag — then launch to animate the flight.

Located in Tools / Physics Tools

projectile_motion.jpg

by Dr. Osama M. Khaled — last modified Jul 15, 2022 03:02 AM Located in Physics / Force and Motion / Projectile Motion

Prokaryotic vs. Eukaryotic Cells

by Dr. Osama M. Khaled — published Jun 16, 2026 — last modified Jun 17, 2026 01:51 AM — filed under: Year 8, Year 11, Year 12

This quiz covers contrasts prokaryotic cell features (nucleoid, no membrane-bound organelles, binary fission) with eukaryotic cells, using the cyanobacterium ...

Located in Biology / Cell Division

Properties and Theory of Integers

by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 05:02 AM — filed under: Year 7, Year 8

Even/Odd Numbers, Factors, Prime Numbers, HCF, and LCM

Located in Mathematics / Calculus / From Arithmetic to Algebra

Properties of a Rectangle

by Dr. Osama M. Khaled — published May 15, 2026 — last modified May 15, 2026 07:57 PM Located in Mathematics / … / Quadrilaterals and Other Polygons / Classify quadrilaterals

Properties of Multiplication Match

by Dr. Osama M. Khaled — published May 04, 2026 — last modified May 04, 2026 08:09 PM Located in Mathematics / … / Multiplying Integers / Perform several multiplications to evaluate expressions

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