Trail Challenge Members are invited to join TNI staff for a guided hike of Rock Trail. After the hike you will receive your sticker proving [...]

Wild Kratt Kids Time to suit up and discover your creature powers! Learn which creature facts are myth and fact, where to find animals, and [...]

This year marks the 25th anniversary of the release of Peter Jackson’s “Lord of the Rings” trilogy.  Therefore, we will celebrate by watching various movies [...]

Volunteers have been busy this fall collecting native prairie seeds, now it is time to prep them for planting. Join us for a morning of [...]

Junior Naturalists Description: Tiny Trekkers is a once a week drop off program for ages 3 - 5. Registration is offered by the month only, [...]

This new program is offered exclusively to 6th – 9th grade students! Critters & Crypts is our weekly Dungeons & Dragons group. Journey on quests [...]

Spider Science Step into some creepy crawly science for the spooky season! Learn about web-building, silk strength, and spider hunting styles. Description: Calling all homeschool [...]

Description: The Nature Institute manages Heartland Prairie at Gordon Moore Park. This prairie jewel has been growing continuously for over 40 years and was the [...]

Forest Bathing Description: Join Jess Thenhaus, a certified Forest & Nature Therapy Guide, for a unique outdoor experience at The Nature Institute. Forest Bathing is [...]

Join us on a night hike through the woods. On the trails of the Mississippi Sanctuary and Olin Nature Preserve the terrain is light to [...]

Volunteers have been busy this fall collecting native prairie seeds, now it is time to prep them for planting. Join us for a morning of [...]

Junior Naturalists Description: Tiny Trekkers is a once a week drop off program for ages 3 - 5. Registration is offered by the month only, [...]

This new program is offered exclusively to 6th – 9th grade students! Critters & Crypts is our weekly Dungeons & Dragons group. Journey on quests [...]

Heartland Prairie Hikes are a long-running volunteer-led hike at Heartland Prairie at Gordon Moore Park in Alton. Join other prairie enthusiasts on the 2nd and [...]

Description: Join us for this free, online program all about Illinois bats! Dive into species morphology, adaptations, and general surveying techniques. Thursday, October 29th, 6 [...]

Description: Did you know TNI uses millions of seeds each year to increase biodiversity of the prairies and woodlands on the preserve? Our goal is [...]

Volunteers have been busy this fall collecting native prairie seeds, now it is time to prep them for planting. Join us for a morning of [...]

Full STEAM Ahead Description: Tiny Trekkers is a once a week drop off program for ages 3 - 5. Registration is offered by the month [...]

This new program is offered exclusively to 6th – 9th grade students! Critters & Crypts is our weekly Dungeons & Dragons group. Journey on quests [...]

Roots & Remedies Did you know that many of our medications start as plants? Learn about native Illinois plants that can be used as medicinal [...]