Bilingual Counting Card featuring illustrations of two Florida Alligators.

English Counting Card featuring illustrations of two Florida Alligators.

Spanish Counting Card featuring illustrations of two Florida Alligators.

Illustration of the superposition of two angles to compare magnitudes of the same kind.

An illustration of a boy watching two rabbits dig two separate holes but believes that it is one large…

A chaise, sometimes called chay or shay, was a formerly popular, light two- or four-wheeled traveling…

Illustration of the construction used to make a triangle when given two sides and the angle opposite…

Illustration of the construction used to make a triangle when given two sides and the angle opposite…

Illustration of the construction used to make a triangle when given two sides and the angle opposite…

Illustration of 2 right circular cylinders in which one cylinder is twice the height of the other.

Illustration of 2 right circular cylinders in which one cylinder is twice the height and twice the diameter…

Edward II, (April 25, 1284 – September 21, 1327) of Caernarfon, was King of England from 1307…

Bilingual Counting Card featuring illustrations of two Flamingos.

Bilingual Counting Card featuring illustrations of two Florida Manatees.

English Counting Card featuring illustrations of two Florida Manatees.

Spanish Counting Card featuring illustrations of two Florida Manatees.

Bilingual Counting Card featuring illustrations of two Florida Panthers.

English Counting Card featuring illustrations of two Florida Panthers.

Spanish Counting Card featuring illustrations of two Florida Panthers.

An illustration of Frederick II of Prussia attempting to find lodging for the evening. Frederick II…

Frederick II (January 24, 1712 – August 17, 1786) was a King of Prussia (1740–1786) from…

An illustration of Frederick II of Prussia and the unjust judges. Frederick II (January 24, 1712 –…

An illustration of Frederick II of Prussia on horseback. Frederick II (January 24, 1712 – August 17,…

The proper stroke directions in writing number 2 in Inclined Capital form.

Bilingual Counting Card featuring illustrations of two Palm Trees.