Material Required: Thin strip of paper about 2 inches wide, plain paper and pen. A pentagram is a regular pentagon ...

Material Required: Drinking straws preferably the harder variety, rounded paper clips, needle and thread. A platonic solid is a solid ...

Material Required: Cardboard or chart paper. John Napier (1550-1617), the man who invented the logarithmic tables also made this simple ...

Material Required: Graph sheet and pen. Students in the high school often need to convert temperature measurements from the Celsius ...