Scottish dolphins, a copy-that-rhythm challenge, and the story of Ulrik the Skiing Viking. Presented by Donald Pirie.
Pete Hillier presents the first of two programmes exploring the red planet through dance to the BBC's 'Ten Pieces'.
Ralph van Dijk and side-kick Matrix have more questions to consolidate mental maths skills and the focus today is rounding numbers up and down.
More fun listening games for the very young. In this programme the sounds are themed around music and musical instruments.