Seashells
Spiral
A balanced arrangement where one part is a mirror image of another
Symmetry
2, 3, 5, 7, 11, 13, ___,
17
12 term
144
2, 4, 8, 16, ___
32
Radio Waves
Waves
Curves that wind around a central point, getting closer or farther away
Spiral
1, 10, 2, 9, 3, 8, ___
4
17 term
1597
81, 27, 9, 3, ___
1
Frozen or Ice Fractals
Fractals
Patterns that repeat at different scales (self-similarity)
Fractals
2, 4, 8, 10, 20, 22, 44, ___
46
4, 9, 14, 19, ___
24
1/2, 1, 2, 4, ___
8
Seashores
Meanders
Patterns made of repeated shapes with no gaps or overlaps
Tessellations
7, 21, 35, 49, 63, __
77
−7, −2, 3, 8, ___
13
1, –2, 4, –8, ___
16
Honeycombs
Tessellations
Winding curves or bends, often seen in paths or rivers
Meanders
1, 3, 6, 10, 15, 21, ___
28
1/2, 3/2, 5/2, 7/2, __
9/2
243, 81, 27, 9, ___
3