3,812% funded
Built with Hape
Screen-free
Real electronics
you can play with.
Magnetic blocks that snap into working circuits. Lights light. Motors spin. Buzzers buzz. No app, no soldering, no adult required.
30+ BLOCKS300+ PROJECTSAGES 8–99
2,200 BACKERSKICKSTARTER PROJECT WE LOVEFREE SHIPPING · 9 COUNTRIES30-DAY RETURNSDESIGNED BY ENGINEERS WHO TAUGHT 1,000S OF KIDS
Pre-order · ships Sep 2026
Ages 10+
1–4 players
The board game
Reactor Rescue
A meteoroid storm crippled your ship. Draw a blueprint. Build the real circuit in 2:00. Earn repair tokens. First to reboot the reactor wins. 138 challenges, 3 difficulty levels — so a 10-year-old and a 45-year-old play as equals.
02:00
Shop by type
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Games
Board games
Reactor Rescue · Buzz Trace — real circuits, real competition. Ages 8+ and 10+.
Kits
Circuit Explorer kits
Base · Boost · Pro · Lab Kit — 300+ projects, one block system. Ages 8–99, from 6 with a grown-up.
Bundles
Bundles & value packs
Lab Kit · Command Deck · Electra Academy. Savings stated in euros.
Spare parts
Spare parts & accessories
Single blocks · wooden board · wires · card packs.
The system
One library of blocks. Every box you buy plugs into the last.
30+ magnetic blocks
LED
RGB
BUZZER
SWITCH
TILT
MOTOR
DIMMER
RESISTOR
TIMER
SENSOR
BATTERY
LEDRGBBUZZERSWITCHTILTMOTORDIMMERRESISTORTIMERSENSORBATTERY+20
→
Every product
Reactor Rescue10 blocks · game
Buzz Tracegame
Explorer Base · Boost · Prokits
Lab Kitall 31 blocks
Same magnets, same polarity marks, same protected components. Mix a game's blocks into a kit and you've got a bigger kit.
Bundles & value packs
75.6% of backers picked one
Save €39.98
Circuit Explorer Lab Kit
Base + Boost + Pro in one box. 31 blocks, 300+ projects, 20 functions.
€199.99€239.97
Most backed
photo · Command Deck — awaiting asset
Command Deck
Reactor Rescue + Buzz Trace
€164
300+ things to build after the box is open
All circuits →
★★★★★
[Review placeholder — parent, "actually chose it over the tablet"]
[First name] · [Role] · child aged [N]
★★★★★
[Review placeholder — grandparent gift buyer]
[First name] · [Role] · grandchild aged [N]
Press
Big Boss BattleHackster.ioGlobal Toy NewsBoardGameGeek
"Rare to see a game that genuinely teaches something through play." — Big Boss Battle
For educators