LEGO Kai's Spinjitzu Ninja Training 70688
Compare 1 retailers.
Retailer prices for 70688 are sorted by the latest lowest price.
Retailer pricesPrice history 70688
Full price history at a glance.
We check Dutch retailers every day. This graph shows the full daily-low price series we have for this set.
Daily lowest price tracked across 2 Dutch retailers. The dotted line marks LEGO's recommended retail price.
Source: daily measurement at 2 Dutch retailers, 6 Jan 2026 – 30 May 2026. RRP via LEGO.com.
| Date | Price | Retailer | Stock |
|---|---|---|---|
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €14,99 | Steentjesplein | In stock | |
| €11,99 | Steentjesplein | In stock | |
| €11,99 | Steentjesplein | In stock | |
| €11,99 | Steentjesplein | In stock | |
| €34,95 | Bol.com | In stock |
Price will likely drop.
Calibrated forecast based on historical pricing, seasonal patterns and retailer behavior. Tuned conservatively: rather cautious than optimistic.
Stronger signal than most sets in this theme. Waiting is a reasonable strategy.
Projected price path
About this set
What to know about LEGO 70688 before you buy.
For LEGO Kai's Spinjitzu Ninja Training (70688), we track 1 retailer in the Netherlands, with 1 currently in stock. The current lowest price is €14,99. Use price history and stock data to judge whether this is a good time to buy.
Kai's Spinjitzu Ninja Training (70688) playset lets passionate NINJAGO® fans aged 6+ help their hero perfect his skills with a fun and interactive toy. Kids can enjoy countless hours of role-play action as they put Kai through an exciting ninja training program with this action toy. Spinning adventures! Kids will love to place Kai in the spinning toy, pull the rip cord, and watch as he quickly spins on flat surfaces or high up on his balancing tower. New for March 2022, the Kai minifigure has an exclusive and never-before-seen elemental power look. A fun digital experience for LEGO® builders The playset comes with interactive digital building instructions to make the building experience even more fun. Available in the free LEGO Building Instructions app for use on smartphones and tablets, the zoom and rotate tools help you visualize the model as you build. Kids can also save their progress at any point in the app. Spinning action toy - Kids have all they need to play out daring challenges with this LEGO® NINJAGO® Kai's Spinjitzu Ninja Training (70688) playset 1 minifigure - New for March 2022, the Kai minifigure has an exclusive and never-before-seen elemental power look Ninja action toy - Kids can place Kai inside the spinning toy, pull the rip cord, and watch as he quickly spins around. They can test his balance by making the tower higher Complete the set - Look out for 2 more NINJAGO® actiontoys: Lloyd's Spinjitzu Ninja Training (70689) and Jay's Spinjitzu Ninja Training (70690) More ninja adventures - Kids can go on extra missions with other NINJAGO® sets including Zane's Power Up Mech EVO (71761), Kai's Fire Dragon EVO (71762) and Lloyds Race Car EVO (71763) A quick build - This durable 32-piece playset offers kids aged 6 and up an easy building experience so they can start to play as quickly as possible Play on the go - Measuring over 2 in. (6 cm) high, 1.5 in. (4 cm) wide and 1.5 in. (4 cm) deep this ninja toy is the ideal size for kids to play with at home or take with them on journeys Interactive digital building - Using the free LEGO® Building Instructions app, builders can zoom, rotate, and visualize a digital version of their model on their smartphones and tablets Premium quality - For more than 6 decades, LEGO® bricks have been made to ensure they pull apart consistently every time Safety assurance - LEGO® building bricks meet stringent global safety standards
All about this set
Background, build experience, collector context, and buying notes in one story.
For LEGO Kai's Spinjitzu Ninja Training (70688), we track 1 retailer in the Netherlands, with 1 currently in stock. The current lowest price is €14,99. Use price history and stock data to judge whether this is a good time to buy.
Kai's Spinjitzu Ninja Training (70688) playset lets passionate NINJAGO® fans aged 6+ help their hero perfect his skills with a fun and interactive toy. Kids can enjoy countless hours of role-play action as they put Kai through an exciting ninja training program with this action toy. Spinning adventures! Kids will love to place Kai in the spinning toy, pull the rip cord, and watch as he quickly spins on flat surfaces or high up on his balancing tower. New for March 2022, the Kai minifigure has an exclusive and never-before-seen elemental power look. A fun digital experience for LEGO® builders The playset comes with interactive digital building instructions to make the building experience even more fun. Available in the free LEGO Building Instructions app for use on smartphones and tablets, the zoom and rotate tools help you visualize the model as you build. Kids can also save their progress at any point in the app. Spinning action toy - Kids have all they need to play out daring challenges with this LEGO® NINJAGO® Kai's Spinjitzu Ninja Training (70688) playset 1 minifigure - New for March 2022, the Kai minifigure has an exclusive and never-before-seen elemental power look Ninja action toy - Kids can place Kai inside the spinning toy, pull the rip cord, and watch as he quickly spins around. They can test his balance by making the tower higher Complete the set - Look out for 2 more NINJAGO® actiontoys: Lloyd's Spinjitzu Ninja Training (70689) and Jay's Spinjitzu Ninja Training (70690) More ninja adventures - Kids can go on extra missions with other NINJAGO® sets including Zane's Power Up Mech EVO (71761), Kai's Fire Dragon EVO (71762) and Lloyds Race Car EVO (71763) A quick build - This durable 32-piece playset offers kids aged 6 and up an easy building experience so they can start to play as quickly as possible Play on the go - Measuring over 2 in. (6 cm) high, 1.5 in. (4 cm) wide and 1.5 in. (4 cm) deep this ninja toy is the ideal size for kids to play with at home or take with them on journeys Interactive digital building - Using the free LEGO® Building Instructions app, builders can zoom, rotate, and visualize a digital version of their model on their smartphones and tablets Premium quality - For more than 6 decades, LEGO® bricks have been made to ensure they pull apart consistently every time Safety assurance - LEGO® building bricks meet stringent global safety standards
The current lowest price is €14,99 across 1 tracked retailers.
Instructions & specifications
Dimensions, pieces, build steps, and the official PDF building instruction.
Parts inventory
Known set data around pieces and build context.
Bricks Special
Brick Special 1 x 2 Palisade [aka Log]
Part ID 30136 · Black
Qty 3
Bricks Round and Cones
Brick Round 2 x 2 with Axle Hole
Part ID 3941 · Red
Qty 3
Minifig Shields, Weapons, & Tools
Weapon Spear Tip with Fins
Part ID 24482 · Dark Bluish Gray
Qty 2
Weapon Throwing Star / Shuriken with Textured Grips
Part ID 93058b · Pearl Gold
Qty 2
Plates Round Curved and Dishes
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]
Part ID 2654 · Black
Qty 2
Plate Round 6 x 6 with Hole
Part ID 11213 · Tan
Qty 1
Dish 3 x 3 Inverted [Radar]
Part ID 43898 · Light Bluish Gray
Qty 1
Plate Round 4 x 4 with Pin Hole
Part ID 60474 · Red
Qty 1
Dish 4 x 4 with 4 Studs
Part ID 65138 · Black
Qty 1
Plate Round 1 x 1 with Open Stud
Part ID 85861 · Reddish Brown
Qty 1
Plates
Plate 2 x 2
Part ID 3022 · Black
Qty 2
Plate 1 x 2
Part ID 3023 · Black
Qty 1
Tools
Tiles Round and Curved
Tiles Special
Tile Round 2 x 2 with Hole
Part ID 15535 · Black
Qty 1
Windscreens and Fuselage
Hinges, Arms and Turntables
Bricks Sloped
Slope 30° 1 x 2 x 2/3
Part ID 85984 · Black
Qty 1
Retailer reviews
Summarized retailer review data when available.
All retailer prices
Current prices, stock and discounts per retailer.
Price context
Lowest, highest and average price for this set.
This context is based on 35 price points across 1 retailers. The chart on the page remains the full interactive source.
Price forecast
Conservative baseline for the next period.
Waiting is a reasonable strategy: the signal is stronger than many comparable sets.
FAQ & set details
Pieces, year, RRP and retailer coverage.
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Frequently asked questions
Quick answers about price, stock and set data.