Patent ID: 7942675

Claim:
A calculus teaching aid comprising: a substrate; a plurality of visual components configured to selectively represent a graphical depiction of a mathematical function, wherein the visual components are adapted for attachment to the substrate, wherein the plurality of visual components include one or more curve members; a linear member; and attachment means for selectively securing the linear member to the one or more curve members; wherein a curve is defined by the one or more curve members when the one or more curve members are attached to the substrate, and wherein the attachment means secures the linear member to the curve at a pair of points on the curve, wherein the linear member extends between and intersects the curve at a pair of points along the length of the curve at the locations of the attachment means; and a plurality of symbolic labels configured to be selectively attachable to the substrate, wherein the plurality of labels indicate attributes represented by the graphical depiction of the mathematical function.