Recent Posts

Title Description Creator created Image
Holds More or Less? Compare containers to see which holds more and which holds less. Dr. Osama M. Khaled Aug 09, 2026 10:30 PM Holds More or Less?
Heavier or Lighter? Read the balance scale to compare how heavy things are. Dr. Osama M. Khaled Aug 09, 2026 10:30 PM Heavier or Lighter?
Days of the Week Name the days and put them in the right order. Dr. Osama M. Khaled Aug 09, 2026 10:30 PM Days of the Week
Big or Small? Compare sizes to find the bigger and smaller object. Dr. Osama M. Khaled Aug 09, 2026 10:30 PM Big or Small?
Teen Numbers 11 to 20 Ten and some more: read and build the teen numbers using ten-frames. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Teen Numbers 11 to 20
Quick Eyes! Subitising to 6 See how many without counting — recognise small groups of dots in a flash. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Quick Eyes! Subitising to 6
Sort and Classify Put things into groups by kind, colour and size. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Sort and Classify
Who's First? 1st to 5th Find who is first, second, third and last in the race. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Who's First? 1st to 5th
Finish the Pattern Complete repeating patterns and fill the missing piece. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Finish the Pattern
Count On and Count Back Hop along the number line to count forwards and backwards from any number. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Count On and Count Back
Copy and Continue Patterns Spot what comes next in colour and shape patterns. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM Copy and Continue Patterns
All About Zero Meet zero — the number that means none at all. Dr. Osama M. Khaled Aug 08, 2026 09:37 PM All About Zero
Review: Temperature and Heat A comprehensive review covering temperature scales, thermal expansion, and heat, internal energy, and specific heat. Dr. Osama M. Khaled Aug 08, 2026 10:58 AM
Heat, Internal Energy, and Specific Heat Distinguish between temperature, heat, and internal energy, and practice calorie, Btu, and specific heat calculations. Dr. Osama M. Khaled Aug 08, 2026 10:58 AM
Thermal Expansion: Thermometers, Bimetallic Strips, and Linear Expansion Understand how materials expand with temperature, how that principle drives thermometers and bimetallic strips, and how to calculate linear expansion. Dr. Osama M. Khaled Aug 08, 2026 10:58 AM
Temperature Scales: Fahrenheit, Celsius, and Kelvin Explore the three common temperature scales, how they compare, and how to convert between them. Dr. Osama M. Khaled Aug 08, 2026 10:58 AM
Energy and Chemistry: Chapter Review A mixed review spanning work, specific heat, thermochemical equations, Hess's law, and the graphite-to-diamond conversion Dr. Osama M. Khaled Aug 07, 2026 11:28 AM
Formation Reactions Identify and write formation reactions and use formation enthalpies to find a reaction's ΔH Dr. Osama M. Khaled Aug 07, 2026 11:22 AM
Hess's Law: Combining Reactions Reverse, scale, and add thermochemical equations to find the ΔH of an overall reaction Dr. Osama M. Khaled Aug 07, 2026 11:12 AM
Enthalpy Stoichiometry Use a reaction's ΔH as a conversion factor to find energy from amount, or amount from energy Dr. Osama M. Khaled Aug 07, 2026 10:49 AM
Enthalpy and Thermochemical Equations Write thermochemical equations, read the sign of ΔH, and tell exothermic from endothermic reactions Dr. Osama M. Khaled Aug 06, 2026 09:51 PM
test Teacher 1 Aug 05, 2026 09:42 PM
Work, Heat, and q = mcΔT Find the work of expansion and compression and use specific heat to calculate heat, temperature change, or mass Dr. Osama M. Khaled Aug 02, 2026 09:13 PM
Get image tagging search Image search service for the Image Tagging question type's manage-side builder (browser/static/js/manage/questiontypes/image_tagging.js) -- lets a teacher/admin search the whole site for an image to tag, without needing a separate admin/teacher branch in this code at all. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM
Get quiz search Searches the site's quiz/learning-resource catalog by subject, year, and free text. Public and ungated - used both for general quiz discovery and a teacher's 'Import Questions' flow. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM
Get latex to image Renders a LaTeX expression into an image. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM
Get chemical reaction Given a chemical reaction formula, checks whether it's balanced and returns the balanced version if it isn't. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM
Calculate combustion analysis Given combustion analysis measurements (CO2 and H2O produced), calculates the empirical formula of the original compound. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM
Get file downloader Serves a previously generated export file for download, identified by UID and file type, tracked via a download_id. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM
Update enrollment Toggles a student's enrollment in a class between Active and Inactive. Teachers cannot create or delete enrollments here - only the student or parent can initiate those. Dr. Osama M. Khaled Aug 02, 2026 12:11 PM