But many families and reading enthusiasts still found a way to have fun.
Emilia Eastwood dressed up as a pirate for World Book Day. (Image: Melina Eastwood)
Melina Eastwood's daughter Emilia, aged 2.5, dressed as a pirate as her favourite book is Pirate Pat by Mairi Mackinnon.
She is photographed here before she headed off to Bright Horizons Nursery in Saffron Walden.
Nell Stone from Stebbing Primary School dressed has Hilda for a virtual World Book Day. (Image: Cassie Stone)
Nell Stone from Stebbing Primary School dressed has Hilda for a virtual World Book Day. It is her last WBD this year as she is in year six.
Florence Edwards, age seven from Stebbing Primary School, was inspired by Pippi Longstocking for World Book Day (Image: Bobbie Brandon)
Florence Edwards, age seven from Stebbing Primary School, was inspired by Pippi Longstocking for World Book Day
She even had wire coat hangers to make her hair stick out in true Pippi Longstocking style.
The school's assistant headteacher Mr Le Masurier challenged the children to find the wackiest place or position to read their favourite book- so Florence jumped at the chance of taking part. She is pictured with Jack the horse.
Here are further submitted photos.
Chloe Chapman age 10 from Saffron Walden dressed up for World Book Day (Image: Paula Chapman)
Chloe Chapman age 10 from Saffron Walden dressed up for World Book Day (Image: Paula Chapman)
Pupils at Magna Carta Primary Academy in Stansted were given a suggested itinerary to help them to weave reading into their day (Image: Magna Carta Primary Academy, Stansted)
Pupils at Magna Carta Primary Academy, in Stansted, got involved in World Book Day (Image: Magna Carta Primary Academy)
The Masked Reader videos at Katherine Semar Schools have been keeping everyone enthralled, so the school used the idea for World Book Day to ask the question ‘Who’s behind the mask?’ (Image: Katherine Semar Schools)
At Katherine Semar, videos of different masked members of staff reading books were released every day of the week of World Book Day, culminating in a final reveal in an online assembly. (Image: Katherine Semar Schools)
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