This Super Cute Measuring Space Vehicles Clip Art set is a fantastic addition to your Space themed math resources! It includes 18 ready to measure Spaceships , Rockets , Spacecrafts for your measurement activities and 3 Asteroid images to create your own rulers! All the images are compatible with standard snap cubes (unifix cubes, connect cubes, linking cubes, math cubes) (2 cm / 0,75 inches).You can also measure them with non-standard units like tiny erasers, loose parts, paper clips, links etc