Hippo's Heavy to Light – Mass Worksheet (IB PYP Grade 1)

About This Worksheet

Put things in order from lightest to heaviest and compare them on a balance. This colourful, printable IB PYP Grade 1 Mathematics worksheet gives young learners focused practice with mass, with a friendly hippo to guide them. It has a name, class and date box for students, the mindtested.com header and footer, and a teacher answer key on page 2.

What Questions Are in This Worksheet?

There are 3 activities worth 11 marks in total:

• Activity A: Ordering three animals by weight.
• Activity B: Finding the heavier animal on a balance.
• Activity C: Measuring mass using cubes.

What Your Child Will Practise

• Measuring mass with cubes
• Comparing real objects
• Deciding which is heavier or lighter
• Reading a balance scale

How to Use This Worksheet

1. Print the PDF on A4 paper (colour is best, but black and white works too).
2. Read each instruction aloud together before your child starts.
3. Let your child try every activity independently first.
4. Mark with the answer key on page 2 and talk through any mistakes.

Tip: five to ten minutes of regular practice works better for Grade 1 learners than one long session. Colour in the hippo when the worksheet is finished as a small reward.

Ideal for classroom use, homework, tutoring or home learning in the IB PYP Measurement strand, where learners compare mass with a balance scale and order things from lightest to heaviest. Answer key included.