How important are number lines? Montessorians know too well the story of Ancient Egyptians who tied knots at equidistance on a rope to measure crops. This is a form of a number line! Every day we use number lines when measuring ingredients, length, or driving along a road. Not only are number lines everywhere, but they […]
Help your learners create new connections between fractional parts and angle measurements! In the early elementary years, Montessori learners explore various names to describe angles.
In everyday life, we use estimation and rounding, two skills that help us mentally assess numbers. They can be used to simplify numbers and understand them better, or they can be used to do mental math faster.
The Decanomial Box Task Cards have been designed to support learners aged 6 and up beginning to work —implicitly—with multiplication. Ultimately, the Montessori Decanomial Box is used to provide learners with a physical model of the multiplication table.
The Wooden Equivalent Figure Material Complete Set is an affordable version of the unique Montessori math material, Equivalent Figures Material. Equivalent Figures Material allows learners to explore the concept of equivalences by deconstructing shapes to create new shapes that can be used for measuring areas.
The basics of percentages are usually introduced around ages 8-9, in the late Lower Elementary years. First, children must have extensive experience with fractions and what it means to have parts of a whole. Percentages are comparable to fractions, with the difference that percentage represents the value of a quantity divided into 100 parts
Before approaching the study of volume, learners have had experience with solids in their environment using the Pink Tower, the Brown Stairs, the Geometric Solids, and the rods.
The Hundred Board is a classic Montessori math material introduced to children aged four and up. The purpose of the Hundred Board is to reinforce linear counting and develop a concrete awareness of the decimal system. The Hundred Board consists of a wooden frame with a blue grid of one hundred squares and one hundred […]
Alison’s Montessori team has been working on expanding access to Montessori-aligned chemistry materials to all elementary learners. In this post, we would like to share how you can introduce some of our newly created and published materials.
Thunderstorms occur at a rate of 2000 per day around the world. They are a vital natural process for the biosphere. When thunderstorms occur, a release of energy helps warm up the atmosphere and balance electrical charges.