108 books • 35 series
Sun's Hot, Sea's Cold (Rainbows S.)
It's Snowing (Rainbows S.)
What Was it Like Before the Telephone? (Rainbows S.)
It's Raining (Rainbows S.)
Earth, The Incredible Recycling Machine
What Was It Like Before Electricity? (Read All about It) (Rainbows S.)
Daylight, Dark Night (Rainbows S.)
Boxes (Criss Cross, #17)
Competition Policy (Studies in the UK Economy S.)
Follow the River
Excavations at Canterbury Castle
Understanding Economics (Teach Yourself)