Learn about the different types of flowers — complete vs. incomplete, perfect vs. imperfect, solitary vs. inflorescent — with a list of examples for each.
Learn about the different types of flowers — complete vs. incomplete, perfect vs. imperfect, solitary vs. inflorescent — with a list of examples for each.
The different parts of a quadrilateral and their definitions: side, angle, vertex, base, height, diagonal, perimeter, and area.
In this post, you will find a quick review and free worksheets on: (1) the parts of a circle, (2) the relationship between a circumference and a straight line, and (3) the relationship between two circumferences.
A description of the basic quadrilaterals and how they are related to each other, leading up to the quadrilateral family tree (Montessori quadrilaterals approach)
A short video describing how plants defend themselves from animals, from drying up, and from the cold, plus free worksheets to help with mastery for Montessori lower elementary.
What are the parts of a triangle? What are the parts of a right-angled triangle? Learn their names below and answer the worksheets to help you remember them.
In this horizontal study of history and the story of civilization, we take a look at the way of life of cavemen, particularly their food, shelter, defenses, clothing, and art.
This is the “Coming of Life” story, one of the Montessori great lessons, with a presentation on the Timeline of Life and free PDF printables and worksheets.
This lesson introduces kids to the history of the Earth, from the time of its creation all the way up to the present. It is meant to be both impressionistic and humbling: to make children realize just how much time has passed and how much has happened on the Earth even before humans appeared.
A quick lesson and worksheet on two parallel lines crossed by a transversal and the resulting congruent and supplementary angles.