Designed for everyday use
Made to be used
Time for action!
With the Crazy Reactions building set, you can build three different chain reactions with exciting surprise effects.
Initiate the reaction and discover the function of pulleys, levers, and gears through play. Not enough? You can expand the chain reactions wonderfully with everyday objects and thus encourage creative building.
- Promotes play, learning, and developmentSuitable for professional useIdeal for childcare, after-school care, and education
Product details
Everything at a glance
All key product information in one clear overview.
- Material
- See product description
- Color
- See product description
- Dimensions
- See product description
- Use
- Play, development, childcare, and education
Details and views
See the product
View different angles, details and applications.
Good to know
Frequently asked questions
Can't find your question? Our advisers will be happy to help.
Contact usCan my organisation pay by invoice?
Yes. Den Hartog supplies childcare, education and healthcare organisations. Your order can be processed by invoice.
Can I order larger quantities?
Yes. For larger quantities, contact us for personal advice on quantities, planning and delivery.
How will my order be delivered?
The delivery method depends on size and weight. Smaller materials are shipped as parcels; furniture is delivered carefully by appointment.
Can I get help choosing?
Of course. Our advisers will be happy to help find the right combination for your space, audience and budget.
Advice for your organisation
Unsure about quantities or the right combination?
Tell us about your group and intended use. We will help you create a practical, suitable selection.
Request personal advice