Explore what children know about mass in grams by downloading this lovely Year 3 Mass in Grams Reasoning and Problem Solving worksheet. This resource contains three reasoning or problem solving questions that explore reading scales to identify the mass of an object. This lesson follows on nicely from our varied fluency resource. This worksheet is the ideal addition to your whole class teaching on measuring mass in grams and can be used independently or within small groups. The answer page included helps make marking a bit easier.