Misconception: Students have trouble understanding that when the value of a variable is reassigned its previous value is irrelevant. Share Misconception: Students have trouble understanding that when the value of a variable is reassigned its previous value is irrelevant. with FacebookShare Misconception: Students have trouble understanding that when the value of a variable is reassigned its previous value is irrelevant. with Twitter
Misconception: Students have difficulty transitioning from working with one sprite to multiple sprites in Scratch. Share Misconception: Students have difficulty transitioning from working with one sprite to multiple sprites in Scratch. with FacebookShare Misconception: Students have difficulty transitioning from working with one sprite to multiple sprites in Scratch. with Twitter
Misconception: Students think the positioning of scripts within the script area in Scratch influences the order in which they are executed. Share Misconception: Students think the positioning of scripts within the script area in Scratch influences the order in which they are executed. with FacebookShare Misconception: Students think the positioning of scripts within the script area in Scratch influences the order in which they are executed. with Twitter
Misconception: Students often have off by 1 errors when working with loops, which can result from mixing up > and >= as well as forgetting that arrays start at index 0. Share Misconception: Students often have off by 1 errors when working with loops, which can result from mixing up > and >= as well as forgetting that arrays start at index 0. with FacebookShare Misconception: Students often have off by 1 errors when working with loops, which can result from mixing up > and >= as well as forgetting that arrays start at index 0. with Twitter
Misconception: Students get frustrated when they try to point their character to the left and it ends up flipped upside down because they don’t understand how changing the direction a sprite faces works in Scratch. Share Misconception: Students get frustrated when they try to point their character to the left and it ends up flipped upside down because they don’t understand how changing the direction a sprite faces works in Scratch. with FacebookShare Misconception: Students get frustrated when they try to point their character to the left and it ends up flipped upside down because they don’t understand how changing the direction a sprite faces works in Scratch. with Twitter
Misconception: Students forget that without instructions, other users won’t know how to correctly run their code in Scratch. Share Misconception: Students forget that without instructions, other users won’t know how to correctly run their code in Scratch. with FacebookShare Misconception: Students forget that without instructions, other users won’t know how to correctly run their code in Scratch. with Twitter
Start teaching Scratch with blocks that run for a set amount of time to avoid the common misconception that blocks are executed simultaneously. Share Start teaching Scratch with blocks that run for a set amount of time to avoid the common misconception that blocks are executed simultaneously. with FacebookShare Start teaching Scratch with blocks that run for a set amount of time to avoid the common misconception that blocks are executed simultaneously. with Twitter
Misconception: Students think that “turn” blocks in Scratch imply a change in position within the coordinate plane. Share Misconception: Students think that “turn” blocks in Scratch imply a change in position within the coordinate plane. with FacebookShare Misconception: Students think that “turn” blocks in Scratch imply a change in position within the coordinate plane. with Twitter
Misconception: Students frequently forget to add delimiters when writing HTML and CSS code, this error is called unclosed pairs. Share Misconception: Students frequently forget to add delimiters when writing HTML and CSS code, this error is called unclosed pairs. with FacebookShare Misconception: Students frequently forget to add delimiters when writing HTML and CSS code, this error is called unclosed pairs. with Twitter
Misconception: Students frequently mix up CSS and HTML syntax when first learning web development. Share Misconception: Students frequently mix up CSS and HTML syntax when first learning web development. with FacebookShare Misconception: Students frequently mix up CSS and HTML syntax when first learning web development. with Twitter
Misconception: Students frequently misunderstand the requirements for hyperlinks in HTML. Share Misconception: Students frequently misunderstand the requirements for hyperlinks in HTML. with FacebookShare Misconception: Students frequently misunderstand the requirements for hyperlinks in HTML. with Twitter
Misconception: Students may write code in HTML and CSS that contains many errors yet still renders correctly, leaving them with faulty understandings of concepts and acceptable code. Share Misconception: Students may write code in HTML and CSS that contains many errors yet still renders correctly, leaving them with faulty understandings of concepts and acceptable code. with FacebookShare Misconception: Students may write code in HTML and CSS that contains many errors yet still renders correctly, leaving them with faulty understandings of concepts and acceptable code. with Twitter
Misconception: Novice students struggle with understanding and correctly using CSS selectors in advanced and complex ways, particularly with selector specificity. Share Misconception: Novice students struggle with understanding and correctly using CSS selectors in advanced and complex ways, particularly with selector specificity. with FacebookShare Misconception: Novice students struggle with understanding and correctly using CSS selectors in advanced and complex ways, particularly with selector specificity. with Twitter
Misconception: HTML Beginners confuse tags with attributes and values. Share Misconception: HTML Beginners confuse tags with attributes and values. with FacebookShare Misconception: HTML Beginners confuse tags with attributes and values. with Twitter
Misconception: Students may accidentally use obsolete, invalid, or non-existent elements, attributes, or properties when learning web development. Share Misconception: Students may accidentally use obsolete, invalid, or non-existent elements, attributes, or properties when learning web development. with FacebookShare Misconception: Students may accidentally use obsolete, invalid, or non-existent elements, attributes, or properties when learning web development. with Twitter
Misconception: Students may have trouble identifying errors in their code that cause elements to disappear from the page. Share Misconception: Students may have trouble identifying errors in their code that cause elements to disappear from the page. with FacebookShare Misconception: Students may have trouble identifying errors in their code that cause elements to disappear from the page. with Twitter
Misconception: novices struggle with correct syntax for inline CSS when learning web development. Share Misconception: novices struggle with correct syntax for inline CSS when learning web development. with FacebookShare Misconception: novices struggle with correct syntax for inline CSS when learning web development. with Twitter
Misconception: Students add the numbers for ordered list items inside the HTML list item tags. Share Misconception: Students add the numbers for ordered list items inside the HTML list item tags. with FacebookShare Misconception: Students add the numbers for ordered list items inside the HTML list item tags. with Twitter
Misconception: Students frequently make errors when creating lists in HTML by using unnecessary or incorrect elements. Share Misconception: Students frequently make errors when creating lists in HTML by using unnecessary or incorrect elements. with FacebookShare Misconception: Students frequently make errors when creating lists in HTML by using unnecessary or incorrect elements. with Twitter
Encourage students to be careful when using sound blocks in Scratch that don’t have durations, as these blocks start sounds immediately rather than waiting until the first sound is done. Share Encourage students to be careful when using sound blocks in Scratch that don’t have durations, as these blocks start sounds immediately rather than waiting until the first sound is done. with FacebookShare Encourage students to be careful when using sound blocks in Scratch that don’t have durations, as these blocks start sounds immediately rather than waiting until the first sound is done. with Twitter