1. Pick a spot in your yard where you can get up close to and measure the biodiversity - Choose a square of your yard that is about 3 ft by 3 ft 2. Take about 15 minutes to catalog all of the different species in that square - Record in a chart like the one below 3. Advanced: Compare two different squares in your yard. - Maybe pick a landscaped section vs a more wild / less manicured section.