Iko uses an inch as his standard unit of measurement. Children can explore non-standard units of measurement and document their findings using this form. Some non-standard units of measurement can include blocks, hands, feet, shoes, crayon, sticks, etc. Children can measure items in the world around them such as, tables, shelves, carpets, the height of friends, shadows, chairs, etc. Print two-sided copies for more room to document their findings!