Polyhedra

Pyramids:

• Triangular pyramid (also called a tetrahedron)
• Square pyramid
• Pentagonal pyramid

Prisms:

• Triangular prism
• Rectangular prism
• Pentagonal prism
• A concave prism

Dipyramids:

• Triangular dipyramid
• Square dipyramid (also known as an octahedron)
• Pentagonal dipyramid

Anti-Prisms:

• Recatangular anti-prism
• Pentagonal anti-prism

Other cool things:

• A cupola
• A truncated pyramid
• A dodecahedron

Nets (A Plethora of Polyhedra)

Surface area

Volume