Spot the Pattern
Tell patterns from jumbles by finding the group that repeats again and again.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
Robot Moves
Follow arrow instructions to guide a robot around a grid to the star.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
Patterns in Nature and Culture
Find repeating patterns in shell and seed necklaces, on the beach, in artwork, songs and dances.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
The Part That Repeats
Find the short group that repeats again and again, count it and describe it with words and letters.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
Roll the Dice and Move
Play a simple board game: roll the dice and move that many places along the track.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
Drum Beats and Dance Moves
Recognise, copy and continue repeating patterns of drum beats, claps, stomps and dance moves.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
Patterns at Home
Spot repeating patterns in everyday home jobs, like setting the table, washing socks and day and night.
Dr. Osama M. Khaled
Oct 30, 2026 10:53 PM
Follow the Steps
Put short instructions in order and follow them step by step, from making a sandwich to dance moves.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
Copy the Pattern
Copy repeating patterns exactly, using colours, shapes, sizes and drum beats.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
Pattern Detective: Find the Mistake
Spot the one thing that does not fit a repeating pattern and say how to fix it.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
Move the Object
Carry out a short list of actions to move an object from one place to another.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
Make Your Own Pattern
Create repeating patterns with colours, shapes, beats and moves, then check that they repeat.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
What Comes Next? Continue the Pattern
Look at the part that repeats and carry on the pattern with colours, shapes, sizes and objects.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
Bead Necklace Patterns
Make and describe bead necklace patterns, such as red, blue, green, red, blue, green.
Dr. Osama M. Khaled
Oct 30, 2026 10:52 PM
Dependable Systems - Review
A review quiz which addresses multiple discussion points about dependable systems.
Dr. Osama M. Khaled
Oct 08, 2026 07:51 PM
Formal methods and dependability
This quiz covers the key principles, benefits, techniques, and adoption challenges of formal methods in dependability.
Dr. Osama M. Khaled
Oct 06, 2026 03:31 AM
Dependable Processes
This comprehensive quiz which covers the key concepts of dependable software processes, including process characteristics, key development activities, regulatory compliance, quality/change management, and agile integration.
Dr. Osama M. Khaled
Oct 05, 2026 11:20 PM
Redundancy and Diversity
This comprehensive quiz evaluates key concepts of redundancy and diversity in sociotechnical system dependability, covering strategies, trade-offs, and real-world implementations
Dr. Osama M. Khaled
Oct 04, 2026 04:13 AM
Punnett Square & Genetics Simulator
An interactive genetics tool that simulates monohybrid, dihybrid, and sex-linked crosses with real-time ratio calculations, visual Punnett squares, and multi-format data export options.
Dr. Osama M. Khaled
Oct 03, 2026 12:40 AM
Sociotechnical systems
A sociotechnical system is a system where technology and human/organizational factors work together, and both must be considered to understand how the system performs and how dependable it is
Dr. Osama M. Khaled
Sep 30, 2026 08:39 PM
Dependability properties
There are five principal dimensions to dependability, which are availability, reliability, safety, and security
Dr. Osama M. Khaled
Sep 26, 2026 05:44 AM
Importance of dependable systems
The quiz covers the reasons why system dependability is important and how it impacts users and revenue
Dr. Osama M. Khaled
Sep 26, 2026 03:35 AM
Propositional Logic : Comprehensive Review
Covers inference rules, conclusions from hypotheses, proof sequence justifications, validity proofs, additional derivation rules, verbal arguments, the deduction method, and the defense attorney argument.
Dr. Osama M. Khaled
Sep 14, 2026 04:26 AM
Propositional Logic - Review
Reviews key techniques and main ideas for propositional logic.
Dr. Osama M. Khaled
Sep 13, 2026 11:54 PM
Deduction Method and Other Rules
Covers the deduction method, hypothetical syllogism, and shortened proof sequences.
Dr. Osama M. Khaled
Sep 13, 2026 11:54 PM
Derivation Rules
Covers equivalence rules, inference rules, and how they are applied in proof sequences.
Dr. Osama M. Khaled
Sep 13, 2026 11:54 PM
Valid Arguments
Covers hypotheses, conclusions, valid argument as tautology, proof sequences, and correctness/completeness.
Dr. Osama M. Khaled
Sep 13, 2026 11:54 PM
Exercise 3: Translating Conditionals and Basic Connectives
Covers translating everyday phrases such as "sufficient condition," "necessary condition," and "only if" into symbolic conditional statements, along with writing and negating simple disjunctions and conjunctions.
Dr. Osama M. Khaled
Sep 06, 2026 06:52 AM
Exercise 6: Functional Completeness, Multi-Valued Logic, and Logic Puzzles
Covers which sets of logical connectives are functionally complete, extending truth tables to three-valued logic, and solving classic self-referential logic puzzles.
Dr. Osama M. Khaled
Sep 06, 2026 02:03 AM
Exercise 5: Logical Equivalence, Tautologies, and Applications
Covers testing logical equivalence, identifying the contrapositive of a conditional, verifying tautologies, and applying propositional logic to search-engine queries, program conditions, and combinatorial counting.
Dr. Osama M. Khaled
Sep 06, 2026 02:03 AM
