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 ...

Classic trademarks consist of word or graphic elements, or their two-dimensional combinations. Naturally, they are targeted at one human sense only. Such trademarks can only be perceived by sight.

After doing the Shapes Lab, have kids do this hands-on activity to apply what they've learned about shapes. Demonstrate how to connect straws with paper clips. As groups finish building their shapes, ...