The Best Mathematical Set Theory Books of 2023

Powerful visualizations for meaningful, connected learning

Spaced repetition takes advantage of cutting-edge science of memory

Extra games and explorations included to deepen learning

Three decks with three different visualizations of multiplication, for a total of 162 cards.

Versatile And Universal - Precise centimeter scale for measurement. Easy to use for all levels of students, architects, engineers, designers, artists, teachers to draft, paint, draw school or office projects.

Durable And Sturdy - The compasses for geometry are made of metal and the geometric tools are constructed of high-quality plastic, which are strong and can be used for years.

Ergonomic Design - Greatly improves the safety and comfort of using the compasses, which work with pencils and leads, thus ensuring that users finish mathematical tasks or building plans with high efficiency.

Portable With Storage Box - Packed with a shatter-proof case, the geometric toolbox is easy to carry and safe for keeping. You can easily put the measuring instruments in your pocket and the tool will come in handy as soon as you need it.

Package Includes 10 Tools: 2 Metal Graphic Compasses(1 Study Compass & 1 Graphic Compass), 30-60-90 Degree Triangle, 45-90-45 Degree Triangle, 15cm/6" Ruler, 180 Degree Protractor, 8cm Pencil, Extra Lead Refills, Eraser, Pencil Sharpener.

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