Area Builder gives students the opportunity to build any shape and explore the relationship between the area of a shape and the length of its perimeter. The “Game Screen” contains two kinds of challenges: Build a shape and Find the area. There are different levels of increasing difficulty. The teacher notes give...

This concept cartoon explores student's ideas about heat and insulation. A common misconception is that some materials have the property of making things warm. In this case because we have put coats on to keep warm there is a tendency to believe that the coat will also make the snowman warm so that it will melt...