This Calculating Accelerator Set by Junior Learning will help you fast track your calculating skills with the help of Becky the Butterfly and the Smart Tray!This Calculating Accelerator Set by Junior Learning will help you fast track your calculating skills with the help of Becky the Butterfly and the Smart Tray! \r\nImprove calculating skills involving the four operations. Visual maths used throughout. Activities involve two levels.\r\nActivities begin with addition and subtraction and progress to a mixture of the four operations. Covers numbers and calculations from 1 – 100. Includes 25 activity cards.\r\nFor use with Smart Tray – sold separately.\r\nAge: 7+ years