Object Permanence Box with Tray Ball:Wood These large number cards include

These large number cards include the units

The five wooden "coins" fit through the slot and drop into the drawer below

Wooden base: 12 cm x 12 cm

Recommended ages: 6–10 years

Wooden board with 12 by 18 squares with the numerals 1–18 printed across the top

Object Permanence Box with Tray Ball:Wood These large number cards includeThis set contains a wooden box with attached tray and a ball. This box provides an infant with experiences of object permanence. The ball fits through the hole at the top and drops down onto a ramp before rolling out into the tray. This material helps develop handeye coordination and allows the child to experience object permanence. It encourages precise hand movements to help develop hand, wrist and finger controlalso known as "refined hand