Curated OER
Mystery Minerals
In this science activity, students complete a chart of mineral properties. Minerals are listed by number, and students perform various tests to determine luster, hardness, color, streak color, fracture type and cleavage type. They use a...
Curated OER
Primary Activity: Dichotomous Key of Energy Sources
In this energy sources worksheet, students fill in a chart using a dichotomous key of energy sources. They use follow the directions and label items such as the sun, a windmill, and an oil rig with the proper number and letter labels...
Curated OER
Dichotomous Key: Minerals
In this earth science worksheet, students identify various minerals as described in the fifteen questions. They identify the luster and hardness of a mineral. Then, students identify what color the mineral is and whether it has streaks...
Curated OER
Silly Science
In this science worksheet, students use the dichotomous key to identify common objects listed on the sheet. Then they write the scientific name of each object.