Learning Resources Smart Snacks Stack & Count Layer Cake. Teach a variety of first year maths skills with this engaging cake! Children will love building their own cake as they develop their gross motor skills and handeye coordination. Set features ten different sized plastic cake layers that young learners can stack on top of one another while learning simple size comparisons. Colourful cake also lends itself to imaginative play opportunities. Cake measures 55cm when completed. Suitable for ages 2+