🌱 Primary · Grades 3–5 · Mathematics · Orco Academy
Grade 3 Measurement Studio
Calculate perimeter and change, read Roman-numeral clocks, use calendar facts and compare durations.
Grade 3 · original diagrams · text-only money · no voice
Measurement workspace
Complete every measurement decision, then check your thinking.
This pilot aligns only to uncovered Year 3 records MAT-0077–MAT-0082. MAT-0076 remains attributed to MAT-TOOL-003. It samples perimeter, money/change, clocks, time vocabulary, calendar facts and duration; it does not complete the unit, replace practical experiences, provide a lesson sequence or satisfy an assessment.
🎓 You are learning to: Calculate perimeter and change, read Roman-numeral clocks, use calendar facts and compare durations.
Welcome! Three steps and you are learning:
1
🎯 Pick a mission
Choose one from the menu at the top.
2
🧠 Think, then choose
Pick the answer you could explain with a picture, a pattern or a number fact.
3
✅ Check yourself
Before you press check, say your answer out loud — does it make sense? Then check and read the feedback.
Missions in this studio: Measure simple-shape perimeter · Calculate mixed-unit change · Read Roman, 12-hour and 24-hour time · Use calendar facts and compare durations
💡 Top tip: if you get it wrong, that is useful — find out why before trying again.
Nothing you do here is saved or sent anywhere — experiment freely. Reopen this guide any time with the ? Help button.