Beginning Graphics Mini-Lesson
Dr.Scheme Programming Environment
This is a 3-4 class project which has been used for Technology Applications and Computer Power students. (7th - 8th graders in Texas). It can be applied to many different disciplines by changing the content/requirement for product drawn.
(7th - 8th graders in Texas). It can be applied to many different disciplines by changing the content/requirement for product drawn.
6 Day 1:
® Draw image on grid paper using only circles, disks, rectangles and lines.
® You must have a minimum of 15 objects in your design.
® Explore 4 draw commands in DrScheme Environment.
6 Day 2:
® Translate the image to DrScheme code using the X and Y coordinates on the grid.
® Write code on your grid paper
® Get teacher approval on code written
® Type the code into DrScheme
® Execute code
6 Day 3:
® Debug code and correct coordinates so that code creates the same design as was created on the grid paper.
® Compare DrScheme graphic with grid graphic to see if all objects are in the correct position on canvas.
® Revise DrScheme code as necessary
6 Day 4:
® When 1st project is complete
® Execute code and use Alt+PrtSc to capture your canvas
® paste into Microsoft Paint
® Save as “
6 You may enhance your original design by
® adding color background,
® or additional objects
® or begin an additional graphic design
This Dr.Scheme programming environment is available for free online at www.htdp.org along with the text book. Training for use of Dr.Scheme and the htdp curriculum was funded and provided by