Making a logarithmic spiral with rope. This makes a shape like a nautilus shell. Fibonacci, many plants have Fibonacci numbers of spirals. Fibonacci Bees, count the ancestors of a male bee and find the Fibonacci series. A mathematician builds a plant , place the leaves to minimize shading.
Salt melts an ice balloon and the resulting water carves meandering channels.
Ripples Wave activities, on a phonecord or slinky, waves in water, ripple marks. Explosions Symmetry Plant dissection, cut apart plants and search for patterns, The Science Explorer. Right-left , explore a mirror and find out what it reverses. Right-Left beginning , explore the nature of right and left using rubber gloves. Mirrors Right-Left advanced test your understanding of right and left using a flat mirror, a curved mirror and a parabolic mirror.