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Upper level Math activities are available in this website. Geometry, Algebra, and even Calculus games/lessons are available for students. Full Review »
Branching patterns, or tree-like forms, are everywhere in nature: river basins, organ vessels, trees, fungi, algae, hydroids, and corals, just to mention some. Most organisms on earth contain branching networks. It is remarkable that algae and sea fans or Full Review »
This small venomous rattlesnake is identified by the reddish stripe down the backbone coupled with black cross-bands. The general background color is slate-grey. The top of the head is distinctly patterned with a spear-tip pattern. This feature helps t Full Review »
This large-bodied venomous snake is fairly variable in coloring and patterning. Basic colors may range from true black, to brown, to dark olive, to olive-green. A Cottonmouth that is dry and dusty may even appear gray or silverish. Patterning is also vari Full Review »
This medium-sized venomous snake is identified by its strong, hourglass-shaped dark cross-bands. Notice how the dark cross-bands flare out at the belly and narrow at the back. The nonvenomous snakes in the state that have a similar patterning have dark cr Full Review »
Average adult size is 18-44 inches (45.7-111.7 cm), record is 72 inches (182.8 cm). Adults are orangish-brown with black bordered orange, red, or brownish blotches. The belly usually is a black and white checkerboard pattern, though orange may also be pre Full Review »
Adults average 14-20 inches (36-51 cm) in size. The record is 25.75 inches (65.4 cm). An extremely slender gray snake with a blotched or spotted pattern. The 50-80 dark brown to black spots down the middle of the back alternate with dark spots on the side Full Review »
Very heavy bodies, stout. Head is wider than body. Distinct crossband pattern of young fades as snake ages and the bands can be difficult to see in adult snakes. Obtain sizes of 30 to 48". Full Review »
The reticulated python gets its name from the distinctive color and pattern on its scales. According to Webster's Third New International Dictionary the word "reticulated" is an adjective defined as "having lines intercrossed, forming a network." It is a Full Review »
These are patterns of plant life called phytoplankton around the island of Tasmania, near Australia. The photo was made in November 1981. Full Review »
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