Stone Age Magic (Young Corgi Books)
By Brian Ball.
Description
In this sequel to "Truant from Space", Class 3 visit a museum to find out more for their project on prehistoric times. Billy, Ted and Sally find an amazing machine, and when they tamper with it two Stone Age children, Kinto and Canda, are whisked into the present. - from Amzon
ISBN(s)
0552526037, 9780552526036