The Montessori geometry curriculum formally introduces parts of a circle in the lower elementary years (ages 6-9). It is further explored in the upper elementary years, where learners measure the circumference and area of a circle using pi. After receiving formal presentations, your learners can practice and maintain their skills using our new set of […]
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
Puzzles Maps are introduced at the primary level around age 5. They consist of eight maps representing the seven continents and the world. The large colorful puzzles contain movable pieces with knobs and can be accompanied by large outline charts. These puzzle maps represent the political boundaries of the world. Before learning about political boundaries, children will have […]
The Detective Game is one of the most engaging language games in the primary classroom! It consists of a wooden box with a lid containing triangles that vary in shape, size, and color. This work is first introduced as a one-on-one lesson, then can be practiced independently or within a small group. The presentation aims […]
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 […]