The “Visiting Clare Website” will provide you with lots of ideas and suggestions.
http://www.clare.ie/activities/type-all/town-all/p_0.html
Visit East Clare
http://visiteastclare.ie/
Visit West Clare
http://www.westclare.net/
This Clare Boardsies thread might give you a few ideas.
http://www.boards.ie/vbulletin/showthread.php?p=71180586
Discover Ireland (Clare)
http://www.discoverireland.ie/Places-To-Go/Clare
Afternoon Tea at Father Ted's Parochial House, Glanquinn, Kilnaboy, Co Clare
http://www.fathertedshouse.com/http://maps.google.com/maps?q=glenquin,+county+clare,+ireland&ll=53.009664,-9.030118&spn=0.00479,0.009645&oe=utf-8&client=firefox-a&t=h&z=17&layer=c&cbll=53.009826,-9.029987&panoid=bt1A-Nq5-zTrolTSfMSnnQ&cbp=12,9.31,,0,0
Aillwee Cave, Ballyvaughan
http://www.aillweecave.ie/
Aistear Park Inis Cealtra Project (4.5acre Community Park) Mountshannon
http://www.mountshannon.com/index.php/local-features/aistear-park/
Atlantic Airventure, Aviation Centre, Shannon
http://www.atlanticairventure.com/
The Boghill Centre, Kilfenora (Ego Experience Holidays/Retreat)
http://www.boghill.com/
Brian Boru Heritage Centre, Killaloe.
http://www.shannonheritage.com/DaytimeAttractions/BrianBoruHeritageCentre/
Bridges of Ross, Loop Head Peninsula (Birdwatching)
http://www.clarebirdwatching.com/?s=bridges+of+ross
Bunratty Castle and Folk Park
http://www.shannonheritage.com/BunrattyCastleAndFolkPark/
Burren & Cliffs of Moher UNESCO Global Geopark
http://www.burrengeopark.ie/
Burren Centre, Kilfenora
http://www.theburrencentre.ie/
The Burren Holiday Painting Centre, Lisdoonvarna.
www.burrenpaintingcentre.com
The Burren National Park
http://www.burrennationalpark.ie/
Burren Outdoor Education Centre, Turlough, Bell Harbour.
www.burrenoec.com
The Burren Perfumery and Floral Centre, Carron.
www.burrenperfumery.com
Burren Birds of Prey and Educational Centre
Aillwee Cave, Ballyvaughan.
http://www.aillweecave.ie/birds-of-prey
Burren Smokehouse Shop and Visitor Centre, Lisdoonvarna.
http://www.burrensmokehouse.ie/
Caherconnell Stone Fort & Visitor Centre
http://www.burrenforts.ie/
Cahercommaun Stone Fort, Cahercommaun, Co Clare
http://www.burrenforts.ie/main/burren/cahercommaun/
CELT- Centre for Environmental Living & Training, Tuamgraney
http://www.celtnet.org/
Clare Heritage and Genealogical Centre, Corofin.
http://www.clareroots.com/
Clare Museum, Arthur's Row, Ennis.
www.clarelibrary.ie/eolas/claremuseumhttp://www.heritageisland.com/attractions/clare-museum/
Cliffs of Moher (Atlantic Edge Exhibition), Liscannor.
www.cliffsofmoher.ie
Coole Park, Gort, Co. Galway
*While it's not in Clare, but it's very popular with Clare people - it's a beautiful amenity and it's freehttp://www.coolepark.ie/
Craggaunowen -The Living Past Experience Kilmurry, Sixmilebridge Co. Clare
http://www.shannonheritage.com/Craggaunowen/
Cratloe Woods (Walking/Hiking/Picnics)
http://www.discoverireland.ie/Arts-Culture-Heritage/cratloe-woods/44690
Dolphin Discovery, Kilrush Creek Marina.
www.discoverdolphins.ie
Doolin Cave
www.doolincave.ie
Doolin Ferry
https://doolinferry.com/
Dromoland Castle Estate has nice walks and a beautiful walled garden and it is free to the public.
http://www.dromoland.ie/
Dromore Woodland Nature Reserve, Ruan.
http://www.burrennationalpark.ie/DromoreWoodNatureReserve.html
Dysert O'Dea - Clare Archaeology Centre, Corofin.
http://www.dysertcastle.com/
East Clare Heritage Centre, Tuamgraney.
http://www.discoverireland.ie/Arts-Culture-Heritage/east-clare-heritage-centre/15953http://www.clarevirtually.ie/eastclareheritagecentretuamgraney.php
Ennis Franciscan Friary
http://www.monastic.ie/history/ennis-ofm-friary/
Ennis Town (County Town)
http://www.visitennis.ie/
Flaggy Shore (The Burren, near New Quay)
http://www.burrengeopark.ie/discover-and-experience/geosites-discovery-points/flaggy-shore/
Glór Irish Music Centre, Causeway Link, Ennis.
http://www.glor.ie/
Hazel Mountain Chocolate - Burren Food Trail
http://www.hazelmountainchocolate.com/
Holy Island, Lough Derg, Mountshannon (Boat leaves from Mountshannon Pier)
http://visiteastclare.ie/project/holy-island/
Irish Seed Savers Gardens and Centre
http://irishseedsavers.ie/
John P Holland Centre (Inventor of the Submarine) Liscannor
http://www.clare.ie/do/the-john-p-holland-centre/
Kilfenora County Clare - The Home of Traditional Ceili Music and The Gateway to the Burren.
http://www.kilfenoraclare.com/
Kilkee Waterworld
http://www.kilkeewaterworld.ie/
Kilkishen - The 12 O'Clock Hills Project
http://www.clare.ie/do/12-oclock-hills-project/
Lahinch Adventures
http://www.lahinchadventures.com/
Lahinch SeaWorld Leisure Centre, The Promenade, Lahinch
http://www.lahinchseaworld.com/
Lisdoonvarna Spa Wells, Lisdoonvarna.
http://www.clare-tour.com/area/Lisdoonvarna/http://www.clare.ie/place/lisdoonvarna/
Loop Head Peninsula
http://www.loophead.ie/
Knappogue Castle & Walled Garden Quin, Co. Clare
http://www.shannonheritage.com/DaytimeAttractions/KnappogueCastleWalledGarden/
Martello Tower, New Quay, Co. Clare.
http://www.abandonedplaygrounds.com/finavarra-the-stone-martello-tower-of-county-clare-ireland/
Medieval Castle Banquets - Bunratty Castle & Knappogue Castle
http://www.shannonheritage.com/BunrattyCastleMedievalBanquet/http://www.shannonheritage.com/EveningEntertainments/KnappogueCastleBanquet/
Michael Cusack Centre (Founder of the GAA), Carron.
http://michaelcusack.ie/
Moher Hill Open Farm is located in Liscannor just outside Lahinch, it is a fabulous place to take kids.
http://www.moherfarm.ie/index.php?p=home
Mountshannon - White Eagles Viewing & Information Point
http://www.mountshannoneagles.ie/
Music Makers of West Clare Visitor Centre - Miltown Malbay
http://www.themusicmakers.ie/
Poulnabrone Dolmen, The Burren.
http://www.burrengeopark.ie/discover-and-experience/geosites-discovery-points/poulnabrone/
Quin Abbey
http://www.discoverireland.ie/Arts-Culture-Heritage/quin-abbey/13110
Rock Shop and The Liscannor Stone Story
http://www.therockshop.ie/
Scattery Island, Kilrush. (Open June - August 31st)
(Contact local boat operator for boat departure times)
http://www.clare.ie/do/scattery-island-visitor-centre-and-free-guided-tours/
The Farmyard, Corofin.
http://www.thefarmyard.ie/
Two Mile Gate Lakeside Park & Ballycuggeran Woods
http://www.clare.ie/do/two-mile-gate-lakeside-park-ballycuggeran-woods/
Vandeleur Walled Gardens and Centre, Kilrush.
http://www.vandeleurwalledgarden.ie
Vasco Eco Adventure, Fanore, Ballyvaughan.
http://www.vasco.ie/adventure/index.php
West Clare Railway, Moyasta, Kilrush.
www.westclarerailway.ieThere are some lovely beaches in Clare. However, Lahinch, Kilkee and Spanish Point are probably the best known.
Blue Flag Beaches (June 2nd, 2016) Lahinch, Fanore, Kilkee, Cappa beach (Kilrush), White Strand (near Doonbeg)
White Strand (near Miltown Malbay), Spanish Point, Ballycuggaran (freshwater bathing area on Lough Derg near Killaloe) Mountshannon (freshwater bathing area on Lough Derg)
http://www.clarecoco.ie/recreation-culture/leisure-and-swimming/beaches/blue-flag-beaches/
Lahinch
http://www.tripadvisor.ie/Tourism-g212533-Lahinch_County_Clare-Vacations.html
Kilkee
http://www.kilkee.ie
Kilrush
http://www.heritagetowns.com/kilrush.shtml
Loop Head
http://www.loophead.ie/
Doonbeg
http://www.doonbeginfo.com/
Doolin
http://www.doolin-tourism.com/index.html
Ballyvaughan
http://www.discoverballyvaughan.com/
Fanore
http://www.fanore-info.com/
Lough Derg
http://www.discoverloughderg.ie/about-lough-derg/
Mountshannon
http://www.mountshannon.com/
Killaloe
http://www.discoverkillaloe.ie/
O'Briensbridge
http://www.discoverireland.ie/Activities-Adventure/o-briensbridge-old-barge-loop/71500
O'Brien Line - Cliffs of Moher Cruise
https://www.obrienline.com/
Cliffs of Moher Cruises, Cliffs & Aran Cruises, Doolin Pier.
www.mohercruises.com
Spirit of Killaloe River Cruises
http://www.spiritofkillaloe.com/index.php
Shannon Ferry, Killimer, Kilrush. (Killimer, Co. Clare - Tarbert, Co. Kerry)
http://www.shannonferries.com/