In recent years, Singapore math has included more real-world applications.
Sustainability is now a huge topic globally. It involves our and our children’s future well-being.
Our family is making ecobricks, to avoid sending non-recyclable plastic waste to landfills in Malaysia. Instead, we turn them into useful construction materials.
This means a minimum density of 0.33g per ml.
Experienced ecobrickers aim for 0.37g per ml.
Advanced ecobrickers may even reach 0.7g per ml. *gasp* Any heavier will be too much for silicone bonds to hold.
Our bottle here has a capacity of 500ml.
What is the mass that amateur ecobrickers like us should target?
What is the mass that experienced ecobrickers should not exceed?