Search every subject world, from Preschool to Grade 12. The first five courses of every subject path are free.
8 courses
Coding · Grade 5
Fifth graders decompose problems into sub-problems and design pseudocode algorithms for them, compare linear and binary search by counting comparisons (and learn why binary search needs sorted data), carry out the swap (bubble) sort counting passes and swaps, and choose algorithms by weighing trade-offs.
Coding · Grade 5
Fifth graders learn the main data types (whole and decimal numbers, text and Booleans), see how + adds numbers but joins text, handle user input that arrives as text by converting it with NUMBER and TEXT, and choose sensible types and names when designing a program's data.
Coding · Grade 5
Fifth graders combine conditions with AND and OR, use NOT and Boolean variables, complete truth tables, and turn real rules into compound conditions, testing them with cases that make each part true and false.
Coding · Grade 5
Fifth graders trace nested loops (the inner loop runs completely for every time round the outer loop), use them to build rows-and-columns patterns, make growing triangle patterns by using the outer counter in the inner loop, and program robots with repeats inside repeats.
Coding · Grade 5
Fifth graders define procedures with several parameters and call them with arguments, write functions that RETURN values used in expressions, trace calls inside loops and nested calls, and decompose programs (and robot routes) into functions with one clear job each.
Coding · Grade 5
Fifth graders store values in lists, get items by position (counting from 1 in PlayOwl pseudocode) and find the length, loop through lists with FOR EACH to total, count and find the biggest, change and search lists, and answer questions from structured records in a table.
Coding · Grade 5
Fifth graders connect blocks and pseudocode to Python: print, variables with =, for loops with range, and if, elif and else marked by colons and indentation. They find and fix common syntax errors and trace short Python programs.
Coding · Grade 5
Fifth graders plan a small application (purpose, users, inputs, processing, outputs), test it with normal, edge and invalid inputs (and catch hidden bugs with a test suite), document it with a README and helpful comments, and prepare it for responsible publishing with approval, privacy, accessibility and version notes.
