, but this code // executes before the first paint, when

ÇÑ×ÓÊÓƵ

is not yet present. The // classes are added to so styling immediately reflects the current // toolbar state. The classes are removed after the toolbar completes // initialization. const classesToAdd = ['toolbar-loading', 'toolbar-anti-flicker']; if (toolbarState) { const { orientation, hasActiveTab, isFixed, activeTray, activeTabId, isOriented, userButtonMinWidth } = toolbarState; classesToAdd.push( orientation ? `toolbar-` + orientation + `` : 'toolbar-horizontal', ); if (hasActiveTab !== false) { classesToAdd.push('toolbar-tray-open'); } if (isFixed) { classesToAdd.push('toolbar-fixed'); } if (isOriented) { classesToAdd.push('toolbar-oriented'); } if (activeTray) { // These styles are added so the active tab/tray styles are present // immediately instead of "flickering" on as the toolbar initializes. In // instances where a tray is lazy loaded, these styles facilitate the // lazy loaded tray appearing gracefully and without reflow. const styleContent = ` .toolbar-loading #` + activeTabId + ` { background-image: linear-gradient(rgba(255, 255, 255, 0.25) 20%, transparent 200%); } .toolbar-loading #` + activeTabId + `-tray { display: block; box-shadow: -1px 0 5px 2px rgb(0 0 0 / 33%); border-right: 1px solid #aaa; background-color: #f5f5f5; z-index: 0; } .toolbar-loading.toolbar-vertical.toolbar-tray-open #` + activeTabId + `-tray { width: 15rem; height: 100vh; } .toolbar-loading.toolbar-horizontal :not(#` + activeTray + `) > .toolbar-lining {opacity: 0}`; const style = document.createElement('style'); style.textContent = styleContent; style.setAttribute('data-toolbar-anti-flicker-loading', true); document.querySelector('head').appendChild(style); if (userButtonMinWidth) { const userButtonStyle = document.createElement('style'); userButtonStyle.textContent = `#toolbar-item-user {min-width: ` + userButtonMinWidth +`px;}` document.querySelector('head').appendChild(userButtonStyle); } } } document.querySelector('html').classList.add(...classesToAdd); })(); Events List | ÇÑ×ÓÊÓƵ

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Events List

Jul 09, 2025

January Series in July

12:00 pm
More details on this virtual event will be released this Spring.
naturecamp2
Jul 15–Jul 17, 2025

Preserve | Nature Camp | Week 6: Water Wonder

9:00 am–4:00 pm
Bunker Interpretive Center
Explore nature, play games, and get creative!
Jul 16, 2025

January Series in July

12:00 pm
More details on this virtual event will be released this Spring.
Four students wearing backpacks walk together on the path through ÇÑ×ÓÊÓƵ's campus.
Jul 18, 2025

Summer Visit Day

9:30 am–1:00 pm
Spoelhof University Center
Discover Calvin and our beautiful 400-acre campus this summer!
naturecamp3
Jul 22–Jul 24, 2025

Preserve | Nature Camp | Week 7: Natural Communities

9:00 am–4:00 pm
Bunker Interpretive Center
Explore nature, play games, and get creative!
Jul 23, 2025

January Series in July

12:00 pm
More details on this virtual event will be released this Spring.
naturecamp4
Jul 29–Jul 31, 2025

Preserve | Nature Camp | Multigenerational Outside Art!!

9:00 am–4:00 pm
Bunker Interpretive Center
Here's one for kids of ALL ages!
Knights at Broadway GR presents: Hamilton
Jul 31, 2025

Hamilton with Broadway GR (Sold Out)

7:30 pm–10:30 pm
Do not throw away your shot!
A large group of backpacking students stands near a cliff at the Pictured Rocks.
Aug 05–Aug 11, 2025

Pictured Rocks Backpacking Expedition

Pictured Rocks National Lakeshore
$699
Backpack the entire Pictured Rocks coastline from Munising Falls to the AuSable Light Station. Wilderness Trips are for new students starting Fall 2025.
Calvin student hanging by zipline
Aug 05–Aug 11, 2025

Michigan Base Camp Adventure

$699
Choose this amazing trip if you love the outdoors, the comforts of home, and incredible adventure. Wilderness Trips are for new students starting Fall 2025.