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45655 LEGO Education Science Replacement Pack for Middle School thumbnail image

45655 LEGO Education Science Replacement Pack for Middle School
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45655 LEGO Education Science Replacement Pack for Middle School
  • Replacement Pack for Middle School thumbnail
  • Replacement Pack for Middle School thumbnail

LEGO 45655 Replacement Pack for Middle School is a Education set currently available at retail for $24.95.

Forecast Model

This represents the expected annual growth (CAGR) based solely on a forecast model.
LEGO 45655 Replacement Pack for Middle School is an Education Science set released in 2025, containing 381 pieces. It consists of spare LEGO elements intended to replace missing parts in classroom science activities and building projects. The pack is designed for lower secondary school use to support hands-on scientific exploration. Its purpose is to minimize lesson downtime by providing ready replacements during instruction.

Once retired, the expected annual growth will be close to 4% after the second year, valuing the set between $28 and $29 shortly after it is retired.

For Sale (New/Sealed)

 45655 Replacement Pack for Middle School $24.95
45655 Replacement Pack for Middle School ~$25.20

Sets in Education / Science

45622 Science Kit 6-8

Theme / Subtheme Education / Science
Year 2025
Pieces 424
Availability Retail
45622 LEGO Education Science Kit 6-8
Retail $499.95
Available at retail

45654 Replacement Pack for Elementary School

Theme / Subtheme Education / Science
Year 2025
Pieces 350
Availability Retail
45654 LEGO Education Science Replacement Pack for Elementary School
Retail $24.95
Available at retail

45621 Science Kit 3-5

Theme / Subtheme Education / Science
Year 2025
Pieces 336
Availability Retail
45621 LEGO Education Science Kit 3-5
Retail $399.95
Available at retail

45620 Science Kit K-2

Theme / Subtheme Education / Science
Year 2025
Pieces 277
Availability Retail
45620 LEGO Education Science Kit K-2
Retail $329.95
Available at retail

45657 Connection Cards Pack

Theme / Subtheme Education / Science
Year 2025
Pieces 8
Availability Retail
45657 LEGO Education Science Connection Cards Pack
Retail $40.95
Available at retail

45623 Multi-charger

Theme / Subtheme Education / Science
Year 2025
Pieces 3
Availability Retail
45623 LEGO Education Science Multi-charger
Retail $139.95
Available at retail

45624 Multi-charger

Theme / Subtheme Education / Science
Year 2025
Pieces 1
Availability Retail
45624 LEGO Education Science Multi-charger
Retail $139.95
Available at retail

45650 Single Motor

Theme / Subtheme Education / Science
Year 2025
Pieces 1
Availability Retail
45650 LEGO Education Science Single Motor
Retail $149.95
Available at retail

45651 Double Motor

Theme / Subtheme Education / Science
Year 2025
Pieces 1
Availability Retail
45651 LEGO Education Science Double Motor
Retail $179.95
Available at retail

45652 Education Controller

Theme / Subtheme Education / Science
Year 2025
Pieces 1
Availability Retail
45652 LEGO Science Education Controller
Retail $99.95
Available at retail

45653 Color Sensor

Theme / Subtheme Education / Science
Year 2025
Pieces 1
Availability Retail
45653 LEGO Education Science Color Sensor
Retail $89.95
Available at retail

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Replacement Pack for Middle School Reviews

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About Education Science

The LEGO Education Computer Science & AI subtheme is a 2026 classroom-ready, standards-aligned learning line that introduces students to computer science and artificial intelligence through hands-on LEGO building paired with the block-based LEGO Education Coding Canvas. The line launched with three grade-band kits shipping in April 2026: 45520 for grades K-2, 45521 for grades 3-5, and 45522 for grades 6-8. The grade 6-8 kit contains 379 bricks along with interactive hardware including a double motor, single motor, color sensor, controller, connection cards, a USB charging cable, and a stackable storage box. Designed for groups of four students, kits are sold standalone or as larger classroom bundles.

Science was introduced in 2025 and currently consists of 19 sets.
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Experience uninterrupted hands-on learning and collaboration with the LEGO® Education Science Replacement Pack for Lower Secondary School. With 381 spare LEGO® bricks, pupils can use class time to engage in joyful science exploration and meaningful learning instead of hunting for missing LEGO bricks.
Description provided by LEGO©