This manipulative is a 3D version of fraction strips. Each strip is a rectangular piece that will slide onto one … Continued
Collection: Objects to Think With
3D Multiplication Table
The manipulative is a three dimensional version of a multiplication chart, shaped similar to a Connect 4 board. The base … Continued
Samantha’s Circles
Samantha’s Circles is a fraction tool that consists of a collection of rings that are stored on a cylindrical pedestal. … Continued
Galileo’s Parabolic Demonstration Apparatus
At the Galileo Museo in Italy there is an apparatus which can be used to demonstrate Galileo’s theory of parabolic … Continued
Measuring Cups
The Measuring Cups is a set of five nesting, polygonal containers with flat bottoms and tops. These measuring containers hold, … Continued
Decimal Snake
The body of the Decimal Snake consists of 10 pieces. Each piece is equally partitioned into 10 parts. Once the … Continued
Minute Minis
Minute Minis are essentially relabeled fraction circles: the whole is labeled ‘1 hour,’ the halves are each labeled ’30 min,’ … Continued
Fraction Orange
The Fraction Orange is a sphere partitioned into two hemispheres; one hemisphere is further partitioned into fourths, eighths, and sixteenths … Continued