Description

Gently used. Cotter Abacus – Horizontal Desktop Abacus is Made in the USA!* This 9-3/4″ x 7-1/2″ (24.75 cm x 19.25 cm) plastic abacus is grouped in 5s and 10s to encourage quantity recognition and visualization. On one side the child performs basic operations and learns strategies for mastering the facts. On the reverse side, trading is emphasized.

The interactive Cotter Abacus is available for you to explore on our website. You can work with addition and multiplication using trading and quantity recognition. Place value cards and the math way of counting are also shown. An electronic version from NCTM is available for you to explore.

MADE IN USA

WARNING: CHOKING HAZARD! Small parts. Not for children under 3 years.

Reviews

There are no reviews yet.

Be the first to review “Cotter Abacus – Gently Used – While quantities last (includes 10% discount)”

Homeschool Curriculum

Tutoring & Games

High School

Classroom

Cotter Abacus – Gently Used – While quantities last (includes 10% discount)

Description

Reviews

What our Customers Are Saying

Thank you so much for your RightStart Math Curricu-lum. I have been using it for 3 years with my son and my daughter is beginning her second year. I love the strategies you use for teaching math and the lessons are fun to teach.