These reflected rectangles are example of congruent shapes. When transforming a shape, either through translation, reflection or rotation, a congruent shape is produced. Enlargements create shapes ...

Help sort shapes in a shape factory. Look at examples of shapes to see if they belong in a polygon group, or set. Examine examples of shapes that do not belong in the set. What features do you think ...

We’ll never know precisely who discovered either chocolate or geometry. When it comes to putting them together, however, the titans of Big Candy have been squabbling over the rights to specific shapes ...

New research has examined the way animal species are changing the size of their ears, tails, beaks and other appendages to cope with climate change. Global warming is a big challenge for warm-blooded ...

Global warming is a big challenge for warm-blooded animals, which must maintain a constant internal body temperature. As anyone who’s experienced heatstroke can tell you, our bodies become severely ...

We’ll never know precisely who discovered either chocolate or geometry. When it comes to putting them together, however, the titans of Big Candy have been squabbling over the rights to specific shapes ...