Scientists used flame tests to identify elements long before the invention of emission spectroscopy. Young chemists observe a flame test of five metal cations in the fourth lesson of an 11-part series. Individuals then work...

Each one of the learners in your class has a story to tell, so help them learn the most efficient and organized way to tell their tale. A thorough unit on narrative writing addresses the writing process, grammar, story structure,...

Who knew you could paint with glue? After first adding liquid water color paints to bottles of white Elmer's glue and applying them to paper, students of all ages are then challenged to use their imagination and...

Everyone does their fair share. The sixth segment in a 22-part unit presents the mean as a fair share. Groups build a conceptual understanding of the mean of a data set, rather than simply learn an algorithm. Learners use the...