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Class 3 — Computational Thinking (Student Handbook)

Builds foundational CT through observation-based puzzles set in everyday situations: ciphers, shapes, place value, sharing, time, money and data.

Computational Thinking
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Units

Unit 1: Chapter 1: What's in a Name?

Not started

Learning outcomes

  • Encode and decode short messages with a Caesar cipher
  • Recognise that a 'key' is needed to read an encrypted message
  • Reason about why information needs to be kept private
Open chapter & practice12 graded questions

Unit 2: Chapter 2: Toy Joy

Not started

Learning outcomes

  • Identify top, side and front views of 3D objects
  • Count faces, edges and corners of solids
Open chapter & practice10 graded questions

Unit 3: Chapter 3: Double Century

Not started

Learning outcomes

  • Make and break numbers up to 200 using place value
  • Spot patterns in number sequences
Open chapter & practice10 graded questions

Unit 4: Chapter 4: Vacation with My Nani Maa

Not started

Learning outcomes

  • Plan a simple journey using sequences of steps
  • Apply addition and subtraction to story problems
Open chapter & practice10 graded questions

Unit 5: Chapter 5: Fun with Shapes

Not started

Learning outcomes

  • Classify 2D shapes by sides and corners
  • Continue and complete shape patterns
Open chapter & practice10 graded questions

Unit 6: Chapter 6: House of Hundreds — I

Not started

Learning outcomes

  • Read and write three-digit numbers
  • Compare and order numbers up to 999
Open chapter & practice10 graded questions

Unit 7: Chapter 7: Raksha Bandhan

Not started

Learning outcomes

  • Use addition strategies in festival scenarios
  • Decompose problems into smaller steps
Open chapter & practice10 graded questions

Unit 8: Chapter 8: Fair Share

Not started

Learning outcomes

  • Share a quantity equally and notice remainders
  • Connect 'equal sharing' to early division
Open chapter & practice10 graded questions

Unit 9: Chapter 9: House of Hundreds — II

Not started

Learning outcomes

  • Add and subtract three-digit numbers with regrouping
  • Estimate before computing
Open chapter & practice10 graded questions

Unit 10: Chapter 10: Fun at Class Party!

Not started

Learning outcomes

  • Use multiplication ideas in grouping problems
  • Read simple tables of items and quantities
Open chapter & practice10 graded questions

Unit 11: Chapter 11: Filling and Lifting

Not started

Learning outcomes

  • Estimate and compare capacities of containers
  • Compare weights using balances
Open chapter & practice10 graded questions

Unit 12: Chapter 12: Give and Take

Not started

Learning outcomes

  • Solve simple word problems on giving/receiving
  • Use money values for change-making
Open chapter & practice10 graded questions

Unit 13: Chapter 13: Time Goes On

Not started

Learning outcomes

  • Read time on analog and digital clocks
  • Sequence events in days, weeks and months
Open chapter & practice10 graded questions

Unit 14: Chapter 14: The Surajkund Fair

Not started

Learning outcomes

  • Read pictographs and simple bar charts
  • Answer questions from picture-based data
Open chapter & practice10 graded questions