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5006978 LEGO Masters' Book of Secrets thumbnail image

5006978 LEGO Masters' Book of Secrets
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5006978 LEGO Masters' Book of Secrets
  • Masters' Book of Secrets thumbnail

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Masters' Book of Secrets since August 2021. Medium accuracy
LEGO 5006978 Masters' Book of Secrets was a Books promotional set released in 2021. This set was a free promotion available as a gift with purchase of Classic theme sets exceeding $60 from LEGO Stores and LEGO.com between August 1 and August 31, 2021.

The value for a new, factory-sealed Masters' Book of Secrets is currently estimated at around $24. Current used prices for Masters' Book of Secrets range from $19 to $22, depending on the set's condition, with an average price of $20 for those in good overall condition.
All regions

For Sale (New/Sealed)

 (US) NEW 2021 Lego MASTERS BOOK OF SECRETS 5006978 - Ideas and Design Pages
BrickEconomy Choice
$22.79
(US) Masters Book of Secrets 5006978 Brand New $24.95
+5.4%
(US) - Masters Book of Secrets [NEW] 5006978 $24.99
+5.5%

Sale Trends

This chart shows the sales trends (number sold) of new/sealed 5006978 Masters' Book of Secrets.

Sets in Books / Dorling Kindersley

Super Nature

Publisher Dorling Kindersley
Year 2021
Pieces 51
Availability Retail
LEGO Super Nature
Retail $19.99
Available at retail

Magical Ideas

Publisher Dorling Kindersley
Year 2021
Pieces 32
Availability Retail
LEGO Magical Ideas
Retail $16.99
Available at retail

LEGO Star Wars Yoda’s Galaxy Atlas

Publisher Dorling Kindersley
Year 2021
Pieces / Minifigs 3 / 1
Availability Retail
LEGO Star Wars Yoda’s Galaxy Atlas
Retail $16.99
Available at retail

LEGO Life Hacks 50 Cool Ideas to Make Your LEGO Bricks Work for You!

Publisher Dorling Kindersley
Year 2021
Availability Retail
LEGO Life Hacks 50 Cool Ideas to Make Your LEGO Bricks Work for You!
Retail $14.99
Available at retail

LEGO Ninjago Character Encyclopedia New Edition

Publisher Dorling Kindersley
Year 2021
Minifigs 1
Availability Retail
LEGO Ninjago Character Encyclopedia New Edition
Retail $18.99
Available at retail

Harry Potter Holidays at Hogwarts

Publisher Dorling Kindersley
Year 2021
Minifigs 1
Availability Retail
LEGO Harry Potter Holidays at Hogwarts
Retail $16.99
Available at retail

Minifigure Mission

Publisher Dorling Kindersley
Year 2021
Minifigs 1
Availability Retail
LEGO Minifigure Mission
Retail $19.99
Available at retail

How to Build LEGO Houses

Publisher Dorling Kindersley
Year 2021
Availability Retail
How to Build LEGO Houses
Retail $14.99
Available at retail

How to Build LEGO Cars

Publisher Dorling Kindersley
Year 2021
Availability Retail
How to Build LEGO Cars
Retail $14.99
Available at retail

Mighty LEGO Mechs

Publisher Dorling Kindersley
Year 2021
Availability Retail
Mighty LEGO Mechs
Retail $14.99
Available at retail

My Collection

Masters' Book of Secrets Reviews

22 ratings
4.7
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About Books Dorling Kindersley

LEGO Dorling Kindersley (DK) books are a series of publications produced by the publisher Dorling Kindersley in collaboration with LEGO. These books cover various LEGO themes and topics, ranging from visual dictionaries to character guides. Often rich in imagery, they provide information about specific LEGO sets, themes, and minifigures, and some editions come with exclusive LEGO pieces or figures.

Dorling Kindersley consists of 134 sets that ran from 1999 to 2025. As of today, LEGO Modellers Animals is the most valuable Dorling Kindersley set with an estimated new/factory sealed value of $176.
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