Holden Bonwit

Holden Bonwit

Co-founder: SparkBlocks (by Block &Code)
#19573036 followers1 following
☀️ 2 day streak

About

Engineer-turned-founder with 10 years in electro-mechanical R&D (military, EVs, clean energy), and 10 years helping startups grow through strategy, finance, and product consulting. Passionate about designing the learning tools and toys we wish we had as kids — and making STEM fun, hands-on, and real for the next generation.

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Maker History

  • SparkBlocks
    SparkBlocksBuild REAL circuits with the bricks you love!
    Jul 2025
    • 🎉
    Joined Product HuntApril 9th, 2015

Forums

Holden Bonwit•

7mo ago

SparkBlocks - Build REAL circuits with the bricks you love!

SparkBlocks is a hands-on STEM toy that teaches real electronics through brick-compatible blocks (yes, LEGO and more!). Screen-free, creative, and fun. We’re bootstrapped, live on Kickstarter ($300K+ raised), and love feedback- Let's build something awesome!
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