Science Process Skills Item Number
Basic—developmentally appropriate for age 5 and above
Observing Using the senses to collect information. 4, 9, 13
Comparing & Discovering similarities & differences between objects or events. 12, 22
Classifying Sorting or ordering objects or ideas into groups or categories based on their properties. 6, 15
Measuring Determining dimensions (length/area), volume, mass/weight, or time of objects or events by using 1, 2, 3, 14
instruments that measure these properties.
Communicating Using pictorial, written, or oral language to describe an event, action, or object. 8, 16
Making Making a pictorial, written or physical representation to explain an idea, event, or object.
Recording Writing down the results of an observation of an object or event using pictures, words, or numbers.
Intermediate—developmentally appropriate for ages 9-11 and above
Inferring Making statements about an observation that provide a reasonable explanation. 5, 7, 10, 23
Predicting Guessing what the outcome of an event will be based on observations and, usually, prior 18, 20, 29, 30
knowledge of similar events.
Advanced—developmentally appropriate for age 12 and above
Hypothesizing Stating a problem to be solved as a question. 11, 24
Planning Determining a reasonable procedure that could be followed to test an idea or hypothesis––defining 17, 19, 27
Investigations and controlling variables.
Interpreting Data Creating or using tables, graphs, or diagrams to organize and explain information. 21, 25, 26, 28