Encourage critical thinking and problem solving with this colourful construction set. Develop early engineering, critical thinking, and other essential STEM skills Develops fine motor skills as young learners piece the cogs and gears together Children can build their own bulldozers, wrecking balls, and more! Activity guide shows three designs to follow or mix and match and create your own Provides hands-on learning and play possibilities Gears! Gears! Gears! WreckerGears set includes: 12 colourful gears Four wheels with four tyre treads Wrecking ball Scoop 25 connection pieces Features multilingual packaging and activity guide