Object Permanence Box with Tray Ball:Wood Wooden board with 12 by

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

Comes in two clear plastic containers for storage

Box dimensions: 27

the top makes a handy shelf

The purpose of this product is to learn the parts of a frog: head

Object Permanence Box with Tray Ball:Wood Wooden board with 12 byThis 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