Toys and Children's Hardgoods productBased on product age grading, does factory have appropriate "useand abuse" testing capabilities?

The second objective was to identify which grading system best predicts a digital skeletal age of between 400 and 425.

You must be an Aikido Shinju-kai member for a minimum of 3 months and be at least 6 years of age before you are eligible to go for your first Grading.