Purpose: Teach pre-defined functions. Students will learn the use of functions .

No. of Classes

Two or three classes (Teacher's decision).

Materials Required

Computer, Internet connection.

Curriculum Content

(7) Advanced programming

(7.13) Functions

(7.13.1) Pre-Defined Function

Prior knowledge

Students should know about directions (Left, Right, forward and backward) and basic programming.

Exercises

Exercise:1

Use functions to help the harvester pick all the corns on the way to the pumpkin at the end.

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Exercise:2

Use functions to help the harvester pick the corns on the way to the pumpkins.

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Exercise:3

There are multiple pumpkins in each patch! Look carefully at the function definitions below to figure out how to use each one.

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Exercise:4

Try your functions for a longer path.

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Exercise:5

Try to solve this puzzle using less number of blocks.

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Solutions

Link to view solution for exercise-1.

Link to view solution for exercise-2.

Link to view solution for exercise-3.

Link to view solution for exercise-4.

Link to view solution for exercise-5.

Teacher's Instruction

Teachers should give their own creative activity to help Students understand pre-defined funtions.
Teachers can explain the code.org 1st level video if the students are not able to understand either concept of pre-defined function or the content of the video. (In course-E- first video)